Meaning: Of fields or pastures
Latin Pronunciation: pab-yoo-LAY-ree-uh

Meaning: Named for Guido Joao Frederico Pabst, 20th century Brazilian orchidologist
Latin Pronunciation: PABS-tee-uh

Latin Pronunciation: pab-yew-lay-riss
Meaning: suitable for fodder.

Meaning: For fodder or pasture
Latin Pronunciation: pab-yoo-LAIR-ee

Meaning: Of fields or pastures
Latin Pronunciation: pab-yoo-LAY-ree-um

Meaning: Of fields or pastures
Latin Pronunciation: pab-yoo-LAY-ree-us

Meaning: From the Guyanese name for this tree
Latin Pronunciation: pak-EYE-ruh

Meaning: Thick-flowered
Latin Pronunciation: pak-ee-ANTH-uh

Meaning: Prefix meaning thick
Latin Pronunciation: pak-ee

Meaning: Thick-flowered
Latin Pronunciation: pak-ee-ANTH-um

Latin Pronunciation: pak-ee-anth-us
Meaning: thick- veined.

pachycarpous

Describes a seed having a thick outer layer or pericarp, e.g., the skin on a cherry. The skin ( epicarp, ectocarp, or exocarp), flesh ( mesocarp or sarcocarp), and stony outer layer of the seed ( endocarp) form a pachycarpous covering of the seed proper.

pachycaul

With thick or massive primary construction.

Meaning: Thick-branched
Latin Pronunciation: pak-ee-KLAD-uh

Meaning: Thick-branched
Latin Pronunciation: pak-ee-KLAD-um

Meaning: Thick branch (shoot)
Latin Pronunciation: pak-ee-klad-ohs

Meaning: Thick-branched
Latin Pronunciation: pak-ee-KLAD-us

Meaning: From the Greek pachys (thick) and kumbivon (wine cup or vessel)
Latin Pronunciation: pak-ee-SIM-bee-um

pachydermous

Thick-skinned; applied to the walls of capsules or to cells when firm and resisting.

Meaning: Thick-bellied
Latin Pronunciation: pak-ee-GAS-ter

Meaning: Thick-footed
Latin Pronunciation: pak-ee-MY-tus

Meaning: Having thick or fat leaves
Latin Pronunciation: pak-ee-FIL-uh

Latin Pronunciation: pak-in-new-rus
Meaning: thick- veined.

Meaning: Having thick or fat leaves
Latin Pronunciation: pak-ee-FIL-um

Meaning: Thick plant
Latin Pronunciation: pak-ee-FY-tum

Meaning: Having thick or fat leaves
Latin Pronunciation: pak-ee-FIL-us

Meaning: Thick foot, stem
Latin Pronunciation: pak-ee-POD-uh

Meaning: Thick foot
Latin Pronunciation: pak-uh-PO-dee-um

Meaning: Thick foot
Latin Pronunciation: pak-uh-PO-dee-us

Meaning: Thick foot, stem
Latin Pronunciation: pak-ee-POD-us

Meaning: Thick foot, stem
Latin Pronunciation: pak-ee-POD-um

Meaning: Alternate spelling of pachyrhizum, from the Greek meaning thick-footed
Latin Pronunciation: pak-ee-RY-zum

Meaning: Alternate spelling of pachyrhizus, from the Greek meaning thick-footed
Latin Pronunciation: pak-ee-RY-zus

Meaning: Thick-winged
Latin Pronunciation: pak-ee-TER-a

Meaning: Alternate spelling of pachyrhiza, from the Greek meaning thick-footed
Latin Pronunciation: pak-ee-RY-zuh

Meaning: Thick foot
Latin Pronunciation: pak-uh-PO-dee-uh

Meaning: From the Greek pachys (thick) and stachys (flower spike)
Latin Pronunciation: pak-ee-STAK-ee-a

Meaning: Thick spike
Latin Pronunciation: pak-uh-STAK-iss
Alternative Self-Pronouncing:pak-uh-STAY-kiss

Meaning: From the Greek pachys (thick) and stachys (flower spike)
Latin Pronunciation: pak-ee-STAK-ee-um

Meaning: From the Greek pachys (thick) and stegia (covering), referring to the thick hairs covering the underside of the leaves
Latin Pronunciation: pak-ee-STEE-jee-uh
Alternative Self-Pronouncing:pak-ee-STEG-ee-uh

Meaning: Of the Pacific
Latin Pronunciation: pa-SIF-ik-us
Alternative Self-Pronouncing:pa-SIF-ee-kus

Latin Pronunciation: pas-sif-ik-us
Meaning: of the Pacific Ocean (regions).

Meaning: Named for John Packer, 20th century botanist
Latin Pronunciation: PAK-er-uh

Latin Pronunciation: pak-kip-ter-us
Meaning: thick- winged.

Meaning: Of or from Padang, Indonesia
Latin Pronunciation: pa-DONG-en-see

pack ice (alt. ice pack)

A large area of ice driven closely together.

Meaning: Of the Pacific
Latin Pronunciation: pa-SIF-ik-uh
Alternative Self-Pronouncing:pa-SIF-ee-kuh

Meaning: From the Greek pachys (thick) and stachys (flower spike)
Latin Pronunciation: pak-ee-STAK-ee-us

Meaning: Of or from Padang, Indonesia
Latin Pronunciation: pa-dong-EN-sis

Meaning: cherry-leaved
Latin Pronunciation: pah-di-FOH-lee-ah

Meaning: From the Latin paedor (filth, stench), referring to the fetid smell of the plant's leaves
Latin Pronunciation: pay-DER-ee-uh

Meaning: Of the river Po
Latin Pronunciation: PAD-uss

Meaning: Having flowers like Peony (Paoneia named for Paeon, physician of the gods in Greek mythology; supposedly used this plant to treat their wounds after the battle of Troy)
Latin Pronunciation: pay-oh-nee-FLOR-uh

Meaning: Having flowers like Peony (Paoneia named for Paeon, physician of the gods in Greek mythology; supposedly used this plant to treat their wounds after the battle of Troy)
Latin Pronunciation: pay-oh-nee-FLOR-um

Meaning: Having foliage like Paeonia (genus name for Peony)
Latin Pronunciation: pay-oh-nee-FOH-lee-uh

Meaning: Having flowers like Peony (Paoneia named for Paeon, physician of the gods in Greek mythology; supposedly used this plant to treat their wounds after the battle of Troy)
Latin Pronunciation: pay-oh-nee-FLOR-us

Meaning: Having foliage like Paeonia (genus name for Peony)
Latin Pronunciation: pay-oh-nee-FOH-lee-um

Meaning: Having foliage like Paeonia (genus name for Peony)
Latin Pronunciation: pay-oh-nee-FOH-lee-us

pagoda

A tower of Far Eastern design usually with roofs curving upward at the division of each of several stories and erected as a temple; a similarly styled garden structure.

paired

Refers to flowers or leaflets in opposite pairs, but bi-, tri-, and multijugate further describe leaflets with two, three, or many such pairs or parts.

Latin Pronunciation: pal-mif-foh-lee-us
Meaning: with handlike leaves.

Meaning: Of or from P?jaro, a river valley near Monterey, California (U.S.)
Latin Pronunciation: pa-har-oh-EN-sis

Meaning: Of Palestine
Latin Pronunciation: pal-ay-STY-nuh
Alternative Self-Pronouncing:pal-ee-STY-nuh

Meaning: Of Palestine
Latin Pronunciation: pal-ay-STY-num
Alternative Self-Pronouncing:pal-ee-STY-num

Latin Pronunciation: pal-ee-stye-nus
Meaning: of Palestine.

Meaning: Named for Jose Palafox, 19th century Spanish General
Latin Pronunciation: pal-uh-FOKS-ee-uh

palate

A rounded projection of the lower lip of a personate corolla, closing the throat.

paleaceous

Clothed with chaff.

palea (syn. palet)

The upper bract which, with the lemma, encloses the flower in grasses.

Meaning: Named for Antonio Palau, 18th century Spanish botanist
Latin Pronunciation: PAL-ow-uh

Latin Pronunciation: pal-ee-ay-see-us
Meaning: chaffy.

Paleobotany (syn. archeobotany)

The study of plant fossils.

paleophytological

Relates to the study of fossil plants.

Meaning: Of or from Palestine, in the Middle East
Latin Pronunciation: pal-ess-TEEN-um

Meaning: Of or from Palestine, in the Middle East
Latin Pronunciation: pal-ess-TEEN-us

Meaning: Of or from Palestine, in the Middle East
Latin Pronunciation: pal-ess-TEEN-a

Meaning: Named for Ruy Telles Palhinha, 20th century Portugese professor of botany and author
Latin Pronunciation: pal-in-HAY-ee

palisade

Refers to the layer of columnar photosynthetic cells in the leaf.

Meaning: Named for Peter Simon Pallas, 18th century German botanist, zoologist and geographer
Latin Pronunciation: pal-LAS-ee-uh

Latin Pronunciation: pal-enz
Meaning: pale.

Latin Pronunciation: pal-less-senz
Meaning: fading, becoming pale.

Latin Pronunciation: pal-lee-ay-tus
Meaning: cloaked.

Meaning: Pale flower
Latin Pronunciation: pal-id-uh-FLOR-um

Meaning: Pale, pallid
Latin Pronunciation: PAL-lid-duh

Meaning: Pale flower
Latin Pronunciation: pal-id-uh-FLOR-uh

Latin Pronunciation: pal-lid-if-f oh-lee-us
Meaning: pale-flowered.

Latin Pronunciation: pal-lid-if-floh-rus
Meaning: pale- flowered.

Latin Pronunciation: pal-lid-iss-spye-nus
Meaning: pale spined.

Latin Pronunciation: pal-lif-flay-venz
Meaning: pale- yellow.

Meaning: Pale, pallid
Latin Pronunciation: pal-LID-ee-or

Latin Pronunciation: pal-id-us
Meaning: pale.

Meaning: Pale, pallid
Latin Pronunciation: PAL-lid-dum

Meaning: Shaped like the palm of the hand
Latin Pronunciation: pahl-MAY-tuh

palmate-veined

With the principal veins arising from the end of the leafstalk and radiating toward the edge of the leaf.

palmate (adj. palmately)

Describes a leaf that is radially lobed or divided.

palmate (adj. palmately)

Describes a leaf that is radially lobed or divided.

palmatifid

Describes a leaf which is deeply, but not completely, divided into several lobes.

palmately compound

Having veins or leaflets arranged like the fingers on a hand.

palm

Any of various plants of the family Palmae, mostly tropical or subtropical monocotyledonous trees, shrubs, or vines, usually having a simple stem and a terminal crown of large pinnate or fan-shaped leaves.

Latin Pronunciation: pal-mat-tif-id-us
Meaning: palmately cut (like fingers).

Meaning: The Palm family
Latin Pronunciation: palm-AY-see-ay

Meaning: Palmate lobes
Latin Pronunciation: pal-mat-ee-LOH-buh

Latin Pronunciation: pal-may-tus
Meaning: divided or lobed (like hand and fingers
Meaning: palmate).

Meaning: Shaped like the palm of the hand
Latin Pronunciation: pahl-MAY-tum

Meaning: Named for Ernest Jesse Palmer, 20th century English-born American explorer and plant collector
Latin Pronunciation: PALM-er-ee

Meaning: Named for Edward Palmer, 19th century explorer and botanist who collected in southwestern U.S.
Latin Pronunciation: palm-ER-ee-eye

palmatisect

Intermediate between palmate and palmatifid.

Meaning: Named for Edward Palmer, 19th century explorer and botanist who collected in southwestern U.S.
Latin Pronunciation: palm-er-ee-AH-na

Meaning: Small palm
Latin Pronunciation: pahl-MET-oh

Meaning: Named for Edward Palmer, 19th century explorer and botanist who collected in southwestern U.S.
Latin Pronunciation: palm-er-ee-AH-num

Meaning: Of the swamps
Latin Pronunciation: pal-oo-DOH-suh

Meaning: Of the swamps
Latin Pronunciation: pal-oo-DOH-sum

Meaning: Loves marshes
Latin Pronunciation: pal-US-tree
Alternative Self-Pronouncing:pal-US-tray

palustrine

Refers to areas that are not part of a major lake, but are filled with partially decomposed plant materials to considerable depth in wetlands such as bogs, swamps, and marshes. See also: peat.

palustrine wetlands

Those not a part of a main lake, therefore not subject to intensive wave or current effects.

Latin Pronunciation: pal-yew-doh-sus
Meaning: marsh- loving.

Meaning: Named for Major Albert Pam, 20th century British author and Amaryllidaceae specialist
Latin Pronunciation: pam-ee-AN-thee

pampas

An extensive, generally grass- covered plain of temperate South America, located east of the Andes and mostly in Argentina.

palynology

The scientific study of pollen and spores.

pan

A layer of different soil below the surface, often impervious, which would be called hard pan.

Latin Pronunciation: pal-lust-riss
Meaning: marsh-loving.

panacea

A remedy for all ills or difficulties; cure-all.

Meaning: Leaves like a pandani
Latin Pronunciation: pan-dan-uh-FOH-lee-uh

Meaning: Leaves like a pandani
Latin Pronunciation: pan-dan-uh-FOH-lee-us

Meaning: Leaves like a pandani
Latin Pronunciation: pan-dan-uh-FOH-lee-um

Meaning: Named for the Greek goddess Pandora in reference to the seed capsule's resemblance to Pandora's box
Latin Pronunciation: pan-DOR-an-uh

Meaning: Fiddle-shaped
Latin Pronunciation: pand-yoor-RAY-tuh
Alternative Self-Pronouncing:pand-yoo-RAH-tuh

pandurate (syn. panduriform)

Fiddle-shaped; with a rounded base, narrow waist, rounded upper part and long neck.

Latin Pronunciation: pan-dew-ray-tus
Meaning: fiddle- shaped.

Meaning: Named after Pandora's box, the botanist was reminded of it when he saw the seed pod
Latin Pronunciation: pan-DOH-ree-uh

Meaning: Fiddle-shaped
Latin Pronunciation: pand-yoor-RAY-tum
Alternative Self-Pronouncing:pand-yoo-RAH-tum

Meaning: Fiddle-shaped leaves
Latin Pronunciation: pan-door-ee-FOH-lee-us

Meaning: Fiddle-shaped leaves
Latin Pronunciation: pan-door-ee-FOH-lee-uh

Meaning: Fiddle-shaped leaves
Latin Pronunciation: pan-door-ee-FOH-lee-um

Meaning: From the Latin, meaning made from bread
Latin Pronunciation: pan-I-kee-um

panicle

A loose, irregularly compound inflorescence with pedicellate flowers.

Meaning: From the Latin, meaning made from bread
Latin Pronunciation: pan-I-kee-uh

Meaning: Resembles Panicum (genus name, from the Latin for wild millet)
Latin Pronunciation: pan-ih-KOY-deez

panicled (alt. paniculate)

Borne in a panicle; resembling a panicle.

Meaning: Referring to the flower clusters (panicles)
Latin Pronunciation: pan-ick-yoo-LAY-tuh
Alternative Self-Pronouncing:pan-ick-yoo-LAH-tuh

Meaning: From the Latin, meaning made from bread
Latin Pronunciation: pan-I-kee-us

panicled (alt. paniculate)

Borne in a panicle; resembling a panicle.

Meaning: Referring to the flower clusters (panicles)
Latin Pronunciation: pan-ick-yoo-LAY-tum
Alternative Self-Pronouncing:pan-ick-yoo-LAH-tum

Latin Pronunciation: pan-il-yew-lij-er-us
Meaning: having panicles.

Latin Pronunciation: pan-ik-yew-lay-tus
Meaning: having a type of flower cluster classified as a panicle.

Meaning: Ragged, tattered
Latin Pronunciation: pan-OH-suh

pannose

Like felt in texture, densely covered with hairs.

Meaning: Ragged, tattered
Latin Pronunciation: pan-OH-sum

Latin Pronunciation: pan-noh-sus
Meaning: ragged, tattered-looking.

pantoporate

Describes a pollen grain having rounded apertures all over the surface.

pantropical

Spanning tropical regions around the world.

Meaning: Of or from southern Sichuan (Szechwan), China
Latin Pronunciation: pan-sech-wan-EN-sis

Meaning: Possibly derived from the Caribbean word for this plant
Latin Pronunciation: puh-PIE-yuh
Alternative Self-Pronouncing:pap-EYE-yuh

Latin Pronunciation: pap-av-er-ray-see-us
Meaning: Poppy (Papaver) -like.

Meaning: Like a butterfly
Latin Pronunciation: pap-ill-ee-on-uh-SEE-uh

Meaning: The Papaver (poppy) family
Latin Pronunciation: puh-pav-er-AY-see-ay

Meaning: From the Latin papilio (butterfly), after the shape of this family's flowers; the pea & bean family
Latin Pronunciation: puh-pil-ee-uh-NAY-see-ay

Meaning: Latin word meaning butterfly or moth
Latin Pronunciation: pap-ILL-ee-oh

Meaning: Like a butterfly
Latin Pronunciation: pap-ill-ee-on-uh-SEE-um

Latin Pronunciation: pap-il-ee-on-nay-see-us
Meaning: with butterfly-like flowers.

papilionaceous

Describes a corolla having a standard, wings, and keel, as in the peculiar corolla of many Leguminosae.

papilla (pl. papillae)

1. A minute, nipple-shaped projection. 2. Small bumps appearing on either the upper cortex or lower surface of various lichens.

papillaer

Minute rounded or acute protuberances.

papilla (pl. papillae)

1. A minute, nipple-shaped projection. 2. Small bumps appearing on either the upper cortex or lower surface of various lichens.

papillate

Bearing papillae.

Meaning: From the Latin papillae (soft protuberances), referring to nipple- or bud-like protrusions
Latin Pronunciation: pap-PIL-lay-tuh

Meaning: From the Latin papillae (soft protuberances), referring to nipple- or bud-like protrusions
Latin Pronunciation: pap-PIL-lay-tus

papillose (syn. scabrose)

Bearing minute nipple-shaped projections; rough with papillae.

Meaning: Having teats (raised bumps)
Latin Pronunciation: pap-ill-OH-sum

Meaning: Having teats (raised bumps)
Latin Pronunciation: pap-ill-OH-suh

Latin Pronunciation: pap-it-/oh-sus
Meaning: with tiny nipple-like protuberances.

Meaning: With pappus
Latin Pronunciation: PAP-oh-suh

Meaning: From the Greek pappos (down or fluff) and phorum (bearing), referring to the pappus-like crown
Latin Pronunciation: pap-oh-FOR-um

Meaning: With pappus
Latin Pronunciation: PAP-oh-sum

pappus

The modified calyx- limb in Compositae, forming a crown of various character at the summit of the achene.

Meaning: With paper-like spines
Latin Pronunciation: pap-i-ra-kan-tha

Meaning: Referring to Papua New Guinea islands
Latin Pronunciation: pap-yoo-AH-na

Meaning: With pappus
Latin Pronunciation: PAP-oh-sus

papule

A relatively large pustule, papilla, or pimple.

papyraceous

Paper-like.

Meaning: Like papyrus, paper-like
Latin Pronunciation: pap-ih-REE-see-um

Meaning: Like papyrus, paper-like
Latin Pronunciation: pap-ih-REE-see-uh

Meaning: Bearing paper
Latin Pronunciation: pap-ih-RIFF-er-uh

Meaning: Bearing paper
Latin Pronunciation: pap-IH-riff-er

Latin Pronunciation: pap-ihr-ray-see-us
Meaning: papery.

Latin Pronunciation: pap-ihr-rif-er-us
Meaning: having paper-like part or parts.

Meaning: Latin for paper, possibly derived from an Egyptian word.
Latin Pronunciation: pa-PY-russ

paradichlorobenzene

A white crystalline compound used in moth balls and moth crystals and often placed with herbarium specimens to prevent destruction by moth larvae. Large quantities in a closed container may be used to kill insects needed as part of sample.

paraclade

An inflorescence on a lateral axis which repeats the symmetry of the primary axis.

Meaning: Referring to gardens, parks, paradise
Latin Pronunciation: par-uh-DIS-ee-uh-ka

Meaning: Bearing paper
Latin Pronunciation: pap-ih-RIFF-er-um

Latin Pronunciation: par-ad-iss-sye-ak-us
Meaning: of

Meaning: Strange, anomalous
Latin Pronunciation: par-uh-DOKS-uh

Meaning: Strange, anomalous
Latin Pronunciation: par-uh-DOKS-um

Latin Pronunciation: par-ad-dox-us
Meaning: strange, contrary to type.

Meaning: Of or from Paraguay, South America
Latin Pronunciation: par-a-gwan-EN-see

Meaning: Of or from Paraguay, South America
Latin Pronunciation: par-uh-gwar-ee-EN-see

Meaning: Of or from Paraguay, South America
Latin Pronunciation: par-a-gwan-EN-sis

Meaning: Of or from Paraguay, South America
Latin Pronunciation: par-uh-gwar-ee-EN-sis

Meaning: Of or from Paraguay
Latin Pronunciation: par-uh-gway-EN-sis

Meaning: From the Greek para (alongside, near) and Hebe (a related genus)
Latin Pronunciation: par-uh-HEE-bee

Meaning: Of or from Paraguay
Latin Pronunciation: par-uh-gway-EN-see
Alternative Self-Pronouncing:par-uh-gway-EN-say

Meaning: Native from the Para?ba State, Brazil
Latin Pronunciation: par-uh-EE-buh

Meaning: From the Greek para (alongside, near) and Jubaea (genus named for 1st century King Juba of Numidia)
Latin Pronunciation: par-uh-joo-BAY-uh

Meaning: Of or from Paran?, Brazil
Latin Pronunciation: par-uh-nuh-EN-see

parallel-ribbed (syn. parallel-veined, syn. parallel-nerved, syn. penniparallel)

With the veins running more or less parallel toward the tip of the leaf.

Meaning: Of or from Parana, Brazil
Latin Pronunciation: par-uh-nuh-EN-sis

paraphysis (pl. paraphyses)

1. Jointed hyaline hairs growing among the reproductive organs. 2. The thread-like hyphae between the asci.

Meaning: From the Greek para (close, near) Seri (silk) and anthos (flower)
Latin Pronunciation: par-uh-ser-ee-AN-theez

paraphyllia

Minute leaf-like or much- branched organs among the leaves.

parasitism (adj. parasitic)

A type of symbiosis in which one member depends on another for its nutrients, or other services.

parasitism (adj. parasitic)

A type of symbiosis in which one member depends on another for its nutrients, or other services.

Latin Pronunciation: par-ass-sit-ik-us
Meaning: parasitical.

parasitization

The process whereby one organism lives on or with another as a parasite.

Meaning: Spotted like a leopard
Latin Pronunciation: par-da-LEE-nuh

parataxonomists

Field-trained biodiversity inventory specialists collecting in and recruited from local areas.

Latin Pronunciation: par-dal-lye-nus
Meaning: leopard- spotted.

parasite

A plant deriving its nutrition from another organism; the dependent member of parasitism.

Meaning: Spotted, referring to a leopard
Latin Pronunciation: pard-in-AH-lus

Meaning: Spotted like a leopard
Latin Pronunciation: par-da-LEE-num

Meaning: Leopard flower (referring to spots)
Latin Pronunciation: pard-AN-thus

Latin Pronunciation: par-dye-nus
Meaning: leopard-spotted.

Meaning: Like a pardanthus
Latin Pronunciation: pard-an-THOP-sis

parenchymatous

Cells with broad ends abutting on each other, not dovetailing into each other.

parietal

Borne on or pertaining to the wall or inner surface of a capsule.

parenchyma

Soft tissue of cells with unthickened walls.

Meaning: From the Latin parietarius, meaning of walls
Latin Pronunciation: pair-ee-eh-TAR-ee-uh

paripinnate

Having an even number of pinnae. See also: imparipinnate.

Meaning: Similar, like, or equal
Latin Pronunciation: PAR-il-liss

Meaning: In the case of orchids with this specific epithet, parishii is named after Rev. Charles Parish (1800's) who discovered the plants
Latin Pronunciation: par-ISH-ee-eye

parkland

Land in which clumps of trees are scattered throughout a grassland. See also: parks.

Meaning: Named fyr Harris Braley Parks, 20th century American apiculturist and naturalist from Texas
Latin Pronunciation: PARKS-ee-eye

parks

Areas set aside by government and kept in their natural states for the purpose of conserving unique areas for preserving game, walking, riding, or recreation.

Meaning: Of or from Mt. Parnassus, Greece
Latin Pronunciation: PAR-nass-ee

Meaning: Of or from Mt. Parnassus, Greece
Latin Pronunciation: par-NASS-ee-kuh

paroicous

Having its male and female organs in the same cluster, but not mixed, the antheridia being in the axils of the perichaetial bracts below the archegonia.

Meaning: Named for Lorenzo Raimundo Parodi, 20th century Argentinian botanist who specialized in native grasses
Latin Pronunciation: par-ROH-dee-uh

Meaning: Of or from Sierra de Parras, Mexico
Latin Pronunciation: par-ra-sah-na

Meaning: Named for Dr. Charles Christopher Parry, 19th century English-born American botanist and collector with the Pacific Railway Survey
Latin Pronunciation: pair-ree-AH-nuh

Meaning: Named for Dr. Charles Christopher Parry, 19th century English-born American botanist and collector with the Pacific Railway Survey
Latin Pronunciation: PAIR-ree-eye

Meaning: Of Parry (Dr. Charles Christopher Parry, 19th century English-born American botanist and collector with the Pacific Railway Survey)
Latin Pronunciation: par-ree-OR-um

Meaning: A misspelled variation of parryi, in honor of Dr. Charles Christopher Parry, 19th century English-born American botanist and collector with the Pacific Railway Survey
Latin Pronunciation: PAIR-ree-eye

parted

Cleft nearly but not quite to the base.

Meaning: Named for James Parsons, 18th century London physician and botanical author
Latin Pronunciation: par-SONS-ee-uh

parterre

A formal garden of intricately designed, geometrically shaped beds of flowers, herbs, and low shrubs separated by pathways and/or lawns.

parthenogenetic

Developing without fertilization.

partial

Of secondary rank.

parthenocarpic

Refers to the fruiting of plants which have not been pollinated or otherwise fertilized.

partite

Parted.

Meaning: Parted
Latin Pronunciation: par-TY-tum
Alternative Self-Pronouncing:par-TEE-tum

partitioned

The pith divided crosswise by woody plates, usually near the leaf scars.

Latin Pronunciation: par-tye-tus
Meaning: divided, separated.

Meaning: Small bracts
Latin Pronunciation: par-vee-brak-tee-AY-tuh

Meaning: Small flowers
Latin Pronunciation: par-VEE-flor-uh
Alternative Self-Pronouncing:par-vi-FLOR-uh

Meaning: Small
Latin Pronunciation: PAR-vuh

Latin Pronunciation: par-vif-floh-rus
Meaning: small- flowered.

Meaning: Small leaves
Latin Pronunciation: par-vee-FOH-lee-uh

Meaning: Small flowers
Latin Pronunciation: par-VEE-flor-um
Alternative Self-Pronouncing:par-vi-FLOR-um

Meaning: Small leaves
Latin Pronunciation: par-vee-FOH-lee-um

Meaning: Small bristles
Latin Pronunciation: par-vee-SET-uh

Meaning: Parted
Latin Pronunciation: par-TY-ta
Alternative Self-Pronouncing:par-TEE-ta

Meaning: Small-fronds (or leaves)
Latin Pronunciation: PAR-vih-fronz

Meaning: Small bristles
Latin Pronunciation: par-vee-SET-us

Latin Pronunciation: par-vif-foh-lee-us
Meaning: small- leaved.

Latin Pronunciation: par-vew-lus
Meaning: very small or slight.

Meaning: Very small, insignificant
Latin Pronunciation: PAR-vuh-la
Alternative Self-Pronouncing:PAR-vyoo-la

Meaning: Very small, insignificant
Latin Pronunciation: PAR-vuh-lum
Alternative Self-Pronouncing:PAR-vyoo-lum

Latin Pronunciation: par - viss - im - us
Meaning: very small.

Meaning: Small
Latin Pronunciation: PAR-vum

Latin Pronunciation: par-vus
Meaning: small.

Meaning: According to Greek mythology, Pasithea (or Pasithee) was one of the three graces, married to Hypnos, the god of sleep
Latin Pronunciation: pass-ih-THEE-a

Meaning: From the vernacular name for the edible fruit
Latin Pronunciation: pas-uh-KAN-uh

Meaning: From the Greek Paspalum (millet) and eidos (shape), referring to its resemblance to Paspalum
Latin Pronunciation: pass-pal-LID-ee-um

Meaning: Resembles Paspalum, a genus name, from the Greek word for millet)
Latin Pronunciation: pass-pa-LOY-deez

Meaning: The Greek name for millet
Latin Pronunciation: PASS-pal-lum

Meaning: From the Latin meaning like a sparrow (bird)
Latin Pronunciation: pas-ser-RY-nuh

Meaning: Resembles Passiflora
Latin Pronunciation: pas-ih-flor-OY-deez

Meaning: From the Latin meaning like a sparrow (bird)
Latin Pronunciation: pas-ser-RY-num

pasture

A grassland which is used as graze for domestic animals.

Meaning: Named after Wally Pataczek, Tasmanian Forest Ranger, who first discovered the plant
Latin Pronunciation: pat-a-CHEK-ee-eye

Meaning: Of or from Patagonia, Argentina
Latin Pronunciation: pat-uh-GOH-nik-uh

Meaning: Of or from Patagonia, Argentina
Latin Pronunciation: pat-uh-GOH-nik-um

Meaning: Of or from Patagonia, Argentina
Latin Pronunciation: pat-uh-GOH-nik-us

patellate (alt. patelliform)

Round and thick, with one side concave and the other following the same curve by being convex, like a thick contact lens.

Meaning: Named for Col. William Paterson, horticulturist and politician
Latin Pronunciation: pat-er-SOH-nee-uh

Latin Pronunciation: pay-tenz
Meaning: spreading.

Meaning: From the Latin word for a small, shallow pan
Latin Pronunciation: pa-TEL-a

Latin Pronunciation: pat-el-lay-riss
Meaning: disk-like.

patent (alt. patulous)

Spreading, as do the branches of a tree; particularly at an angle of 26-45 degrees.

Meaning: A misspelled variation of patersonia, which is named for Col. William Paterson
Latin Pronunciation: pat-er-SOH-nee-eye

pathological

Diseased.

pathogen

A disease-causing agent, especially a bacterium, fungi, or other microorganism.

Meaning: Named for Eugene L.M. Patrin, 18th century French mineralogist
Latin Pronunciation: pat-RIN-ee-uh

patina

The changed color or texture of a surface due to weathering or aging.

Meaning: Spreading
Latin Pronunciation: PAT-yoo-luh

patulous

More widely spreading than patent.

Meaning: Spreading
Latin Pronunciation: PAT-yoo-lum

Latin Pronunciation: pat-yew-lus
Meaning: spreading.

Meaning: Prefix meaning few
Latin Pronunciation: paw-ki

Meaning: Few areoles
Latin Pronunciation: paw-ke-ar-ee-oh-LAY-tuh

Meaning: Few areoles
Latin Pronunciation: paw-ke-ar-ee-oh-LAY-tus

Meaning: Few heads
Latin Pronunciation: paw-ki-ka-pee-TAY-tuh

Meaning: Few heads
Latin Pronunciation: paw-ki-ka-pee-TAY-tum

Meaning: Few ribs
Latin Pronunciation: paw-ke-ko-STAY-tuh

Meaning: Few heads
Latin Pronunciation: paw-ki-ka-pee-TAY-tus

Meaning: Few ribs
Latin Pronunciation: paw-ke-ko-STAY-tum

Meaning: Few ribs
Latin Pronunciation: paw-ke-ko-STAY-tus

Meaning: Few teeth
Latin Pronunciation: PAW-ki-den-ta-tuh
Alternative Self-Pronouncing:PAW-see-den-ta-tuh

Meaning: Few teeth
Latin Pronunciation: PAW-ki-den-ta-tum
Alternative Self-Pronouncing:PAW-see-den-ta-tum

Latin Pronunciation: paw-sif-floh-rus
Meaning: scanty-flowered.

Meaning: Few teeth
Latin Pronunciation: PAW-ki-den-ta-tus
Alternative Self-Pronouncing:PAW-see-den-ta-tus

Meaning: Few leaves
Latin Pronunciation: paw-ke-FOH-lee-uh
Alternative Self-Pronouncing:paw-see-FOH-lee-uh

Meaning: Few flowers
Latin Pronunciation: PAW-ki-flor-um
Alternative Self-Pronouncing:PAW-see-flor-um

Meaning: Having sparse foliage
Latin Pronunciation: paw-ke-foh-lee-AY-tuh
Alternative Self-Pronouncing:paw-ke-foh-lee-AH-tuh

Meaning: Having sparse foliage
Latin Pronunciation: paw-ke-foh-lee-AY-tum
Alternative Self-Pronouncing:paw-ke-foh-lee-AH-tum

Meaning: Few flowers
Latin Pronunciation: PAW-ki-flor-uh
Alternative Self-Pronouncing:PAW-see-flor-uh

Meaning: Having few veins
Latin Pronunciation: paw-ke-NER-vee-um

Meaning: Few leaves
Latin Pronunciation: paw-ke-FOH-lee-um
Alternative Self-Pronouncing:paw-see-FOH-lee-um

Meaning: Having sparse foliage
Latin Pronunciation: paw-ke-foh-lee-AY-tus
Alternative Self-Pronouncing:paw-ke-foh-lee-AH-tus

Latin Pronunciation: paw-sif-foh-lee-us
Meaning: scanty-leaved.

Meaning: Few branches
Latin Pronunciation: paw-ke-ra-MOH-sa

Meaning: Few spines
Latin Pronunciation: paw-ke-SPY-nuh

Meaning: Few spines
Latin Pronunciation: paw-ke-SPY-num

Meaning: Few spines
Latin Pronunciation: paw-ke-SPY-nus

Meaning: Named for Ove Paulsen, 20th century Danish botanist
Latin Pronunciation: paul-SEN-ee-eye

Latin Pronunciation: paw-perk-yew-lus
Meaning: poor, meager.

Meaning: Poor
Latin Pronunciation: paw-per-KUL-luh

Meaning: Named for Peter Paaw, early 17th century Dutch botanist
Latin Pronunciation: PAH-vee-uh

Meaning: Referring to a peacock
Latin Pronunciation: pa-VO-nee-kuh

Meaning: Referring to a peacock
Latin Pronunciation: pa-VO-nee-kum

Meaning: Poor
Latin Pronunciation: paw-per-KUL-um

Meaning: Referring to a peacock
Latin Pronunciation: pa-VO-nee-kus

Meaning: Like a peacock
Latin Pronunciation: pav-ON-ee-nuh

pea-like

Refers to a flower with a top banner or standard, similar to legume blossoms; papilionaceous.

Meaning: Named for William Henry Pearson, 19th century hepaticologist and yarn agent
Latin Pronunciation: peer-SON-ee-eye

Latin Pronunciation: pav-on-nye-nus
Meaning: peacock- like.

peat bog

An area with a wet, spongy, acidic substrate, consisting mainly of accumulated layers of sphagnum moss and upon which other plants, and even trees, can grow.

Meaning: New spelling of Pachistima, which was named by Rafinisque from the Greek pachys (thick) and stigma
Latin Pronunciation: paks-ISS-tim-uh

Meaning: Named for Dr. Eduard Pechuel-Loesche, 19th century German scientist and explorer in Africa
Latin Pronunciation: pesch-WEL-ee-eye

peavey (alt. peavy)

A tool similar to a cant hook, but with the tip outfitted with an iron spike rather than a ring.

peat moss

Partially decomposed sphagnum moss, often added to soil to increase moisture retention.

Meaning: From the Latin pecten (comb) and aborigines (of the original inhabitants)
Latin Pronunciation: PEK-ten ab-or-RIJ-i-nus

Meaning: From the Latin pecten (comb) and aborigines (of the original inhabitants)
Latin Pronunciation: PEK-ten ab-or-RIJ-i-num

Meaning: From the Greek pectein (comb)
Latin Pronunciation: pek-TEE-lis

Latin Pronunciation: pek-tin-nay-see-us
Meaning: comb- like.

pectin (adj. pectic)

Any of various water-soluble substances that bind adjacent cell walls in plant tissues and yield a gel which is the basis of fruit jellies.

pectinate

Pinnatifid with narrow, closely set segments; comb-like.

Meaning: From the Latin pectinarius (comb), referring to the comb-like corona
Latin Pronunciation: pek-tin-AY-ree-uh

Meaning: Like a comb
Latin Pronunciation: pek-tin-AY-tuh

Meaning: Like a comb
Latin Pronunciation: pek-tin-AY-tum

Latin Pronunciation: pek-tin-nay-tus
Meaning: comb-like (pectinate).

Meaning: From the Greek Greek pectein (comb) and karyon (nut)
Latin Pronunciation: pek-to-KAIR-ya

Latin Pronunciation: pek-tin-nif-er-us
Meaning: comb- bearing.

Latin Pronunciation: pek-tor-ray-liss
Meaning: with a breastbone-shaped part.

Meaning: From the Latin, meaning of private property; special or peculiar
Latin Pronunciation: pe-kew-lee-AR-iss

Meaning: Dissected like a foot (often meaning like birds feet)
Latin Pronunciation: ped-at-ee-fee-dum

pedate

Palmately divided or parted, with the lateral segments 2- cleft.

Meaning: Foot-like (usually bird's foot)
Latin Pronunciation: ped-AH-tuh

Meaning: Dissected like a foot (often meaning like birds feet)
Latin Pronunciation: Ped-at-ee-fee-duss

Meaning: Divided like a foot
Latin Pronunciation: ped-uh-TY-sek-tuh

Meaning: Divided like a foot
Latin Pronunciation: ped-uh-TY-sek-tum

Meaning: Divided like a foot
Latin Pronunciation: ped-uh-TY-sek-tus

Latin Pronunciation: ped-day-tus
Meaning: footed, of significance for the foot or base; also with bird-like foot; also hand-like (palmate).

Meaning: Foot-like (usually bird's foot)
Latin Pronunciation: ped-AH-tum

Meaning: Of or from Piedmont, Italy
Latin Pronunciation: ped-ee-MON-tah-nuh
Alternative Self-Pronouncing:ped-ee-MON-tah-nuh

Meaning: From the Greek pecteo (to comb), referring to the closely-set comb-like margins on the nutlets
Latin Pronunciation: PEK-tis

Meaning: Comb-bearing
Latin Pronunciation: pek-tin-EE-fer-uh

Latin Pronunciation: ped-em-on-tay-nus
Meaning: of Piedmont (Italy).

Meaning: Goat's foot
Latin Pronunciation: PED-ayz KAP-ray-rum

pedicel

1. A tiny stalk; the support of a single flower. 2. The stalk of the sporangia. See also: seta.

Meaning: With little pedicels
Latin Pronunciation: ped-ih-sel-LAH-tum
Alternative Self-Pronouncing:ped-ih-sel-LAY-tum

Meaning: With little pedicels
Latin Pronunciation: ped-ih-sel-LAH-tus
Alternative Self-Pronouncing:ped-ih-sel-LAY-tus

Meaning: Dissected like a foot (often meaning like birds feet)
Latin Pronunciation: ped-at-ee-fee-da

Meaning: With little pedicels
Latin Pronunciation: ped-ih-sel-LAH-ta
Alternative Self-Pronouncing:ped-ih-sel-LAY-ta

Meaning: Having a stalk
Latin Pronunciation: ped-iss-il-LAY-tum

pedicelled (alt. pedicillate)

Borne on a pedicel.

Meaning: Having a stalk
Latin Pronunciation: ped-iss-il-LAY-tuh

Meaning: From the Greek pedion (a plain, clearing) and melum (apple)
Latin Pronunciation: pee-dee-oh-MEL-um
Alternative Self-Pronouncing:ped-ee-oh-MEL-um

peduncled (alt. pedunculate, alt. peduncular)

Borne upon a peduncle.

peduncle

A primary flower stalk, supporting either a cluster or a solitary flower.

Meaning: Having a stalk
Latin Pronunciation: ped-iss-il-LAY-tus

Meaning: Stalked
Latin Pronunciation: pee-dun-kew-LAIR-ee
Alternative Self-Pronouncing:pee-dun-kew-LAIR-ay

Latin Pronunciation: ped-unk-yew-/ay-tus
Meaning: stalked (pedunculate).

Meaning: With a flower stalk
Latin Pronunciation: ped-un-kew-LAH-tum

Latin Pronunciation: ped-unk-yew-lay-riss
Meaning: with a stalk (peduncle).

Meaning: Having a stalk
Latin Pronunciation: ped-unk-yoo-LOH-sa

Meaning: Having a stalk
Latin Pronunciation: ped-unk-yoo-LOH-sum

Latin Pronunciation: ped-unk-yew-loh-sus
Meaning: with many stalks or peduncles.

Meaning: Named for Robert H. Peebles, 20th century agronomist in Arizona (U.S.) and co-author ofArizona Flora
Latin Pronunciation: peeb-els-ee-AH-na

Meaning: Named for Robert H. Peebles, 20th century agronomist in Arizona (U.S.) and co-author ofArizona Flora
Latin Pronunciation: peeb-ELS-ee-eye

Meaning: With a flower stalk
Latin Pronunciation: ped-un-kew-LAH-tuh

Meaning: Named for Victor Stanley Peers, early 20th century botanist and collector of South African plants
Latin Pronunciation: PEERS-ee-eye

pegging

Securing the ends of canes to the ground so that the plant grows horizontally.

Meaning: Named for Robert H. Peebles, 20th century agronomist in Arizona (U.S.) and co-author ofArizona Flora
Latin Pronunciation: peeb-els-ee-AH-nus

Meaning: Named for Domingos Ribeiro dos Guimar?es Peixoto, Baron of Iguarassu, 19th century Brazilian doctor who studied plants of Brazil.
Latin Pronunciation: pay-shoh-TOH-uh

Meaning: Of or from Beijing (Pekin or Peking), China
Latin Pronunciation: pee-keen-EN-see
Alternative Self-Pronouncing:pay-keen-EN-see

Latin Pronunciation: pee-kin-nen-siss
Meaning: of Pekin (Peiping, China).

Meaning: From the Greek pelagos (sea or ocean) and doxa (praise or honor)
Latin Pronunciation: pel-uh-go-DOKS-uh

Meaning: Having flowers like Pelargonium (genus name meaning Stork, in reference to the seed heads)
Latin Pronunciation: pel-ar-gon-ih-FLOR-um

Meaning: Named for Alice Marguerite Pegler, 19th century plant and insect collector in South Africa
Latin Pronunciation: PEG-ler-ay

Meaning: Dark fruit, having translucent spots
Latin Pronunciation: pel-oh-KAR-puh

Meaning: Dark fruit, having translucent spots
Latin Pronunciation: pel-oh-KAR-pum

Meaning: Dark fruit, having translucent spots
Latin Pronunciation: pel-oh-KAR-pus

Meaning: Transparent
Latin Pronunciation: pel-LOO-sid-a

pellucid

Clear, transparent.

Meaning: Transparent
Latin Pronunciation: pel-LOO-sid-um

Latin Pronunciation: pel-lew-sid-sus
Meaning: with translucent tissues or spots.

peloria (adj. peloric)

Unusual regularity or symmetry in the form of a flower that is normally irregular.

Meaning: Of or from Pelotas, Brazil
Latin Pronunciation: pel-loh-ta-SEN-sis

Meaning: Round shield, referring to shape of leaf and position of stalk in center of leaf
Latin Pronunciation: pel-TAY-tuh

Meaning: Round shield, referring to shape of leaf and position of stalk in center of leaf
Latin Pronunciation: pel-TAY-tum

peltate

1. Describes a leaf attached to the petiole from near the center of the lower surface, and not at the margin. 2. Shield-shaped.

Latin Pronunciation: pel-tay-tus
Meaning: with leaf-stalk attached toward center of leaf (peltate), not at edge.

Meaning: Fromt he Greek pelte (shield) and phoreo (to bear), referring to the shape of the stigma
Latin Pronunciation: pel-TOH-for-um

Latin Pronunciation: pel-tif-foh-lee-us
Meaning: with peltate leaves.

Meaning: Shaped like a basin
Latin Pronunciation: pel-VEE-form-ee
Alternative Self-Pronouncing:pel-VEE-form-ay

Meaning: Of or from the province of Pemako, Tibet
Latin Pronunciation: pem-may-koh-EN-see

Latin Pronunciation: pel-vif-form-iss
Meaning: pelvis- shaped.

Meaning: Pendent, hanging
Latin Pronunciation: PEND-yoo-luh

pendant

Hanging downward.

Meaning: Pendant flowers
Latin Pronunciation: pend-yoo-lee-FLOR-uh

Meaning: Pendant flowers
Latin Pronunciation: pend-yoo-lee-FLOR-um

Meaning: Hanging, pendulous
Latin Pronunciation: pend-yoo-LIN-a

pendular

Having the movement of a pendulum.

Meaning: Pendent, hanging
Latin Pronunciation: PEND-yoo-lum

Latin Pronunciation: pen-dew-lye-nus
Meaning: somewhat drooping.

Latin Pronunciation: pen-dew-lif-floh-rus
Meaning: pendulous-flowered.

Meaning: Having a tuft of hair, very finely divided or pinnate
Latin Pronunciation: pen-iss-sil-LAY-tuh

pendulous

More or less hanging or declined. Pendulous ovule: one that hangs from the side of the cell.

penicillate

Tufted with small hairs.

Meaning: Having a tuft of hair, very finely divided or pinnate
Latin Pronunciation: pen-iss-sil-LAY-tum

Latin Pronunciation: pen-iss-sil-lay-tus
Meaning: like a little brush; very finely divided (pinnate).

Meaning: Of or from a peninsula
Latin Pronunciation: pen-in-sul-LAR-ee

Meaning: Sea feather
Latin Pronunciation: PEN-uh mar-EE-nuh

Meaning: Of or from a peninsula
Latin Pronunciation: pen-in-sul-LAIR-is

Latin Pronunciation: pen - dew - lus
Meaning: drooping, hanging.

Meaning: Named for Francis Whittier Pennell, early 20th century American botanist, and Curator of Plants at the Academy of Natural Sciences of Philadelphia
Latin Pronunciation: pen-NEL-ee-a

Latin Pronunciation: pen-nay-tus
Meaning: feathered, with feathery veins or lobes; also pinnate.

Meaning: Feathered
Latin Pronunciation: pen-AY-tuh

Meaning: Named for Francis Whittier Pennell, early 20th century American botanist, and Curator of Plants at the Academy of Natural Sciences of Philadelphia
Latin Pronunciation: pen-nel-ee-AY-nus

Meaning: Named for Francis Whittier Pennell, early 20th century American botanist, and Curator of Plants at the Academy of Natural Sciences of Philadelphia
Latin Pronunciation: pen-nel-ee-AY-na

Meaning: Bearing feathers, referring to feather-like leaves
Latin Pronunciation: PEN-ny-ger

Meaning: Feathered
Latin Pronunciation: pen-AY-tum

Meaning: Bearing feathers, referring to feather-like leaves
Latin Pronunciation: pen-NY-ger-um

Latin Pronunciation: pen-nin-nerv-iss
Meaning: feather- veined.

Meaning: Named for Francis Whittier Pennell, early 20th century American botanist, and Curator of Plants at the Academy of Natural Sciences of Philadelphia
Latin Pronunciation: pen-NEL-ee-eye

Meaning: Bearing feathers, referring to feather-like leaves
Latin Pronunciation: pen-NY-ger-uh

penniribbed (syn. penninerved, syn. penniveined)

Having conspicuous lateral veins which are divergent from the midrib and approximately parallel to one another.

penniribbed (syn. penninerved, syn. penniveined)

Having conspicuous lateral veins which are divergent from the midrib and approximately parallel to one another.

Meaning: Of or from Pennsylvania (U.S.); also spelled pensylvanica
Latin Pronunciation: pen-sil-VAN-ih-kuh

Meaning: Of or from Pennsylvania (U.S.); also spelled pensylvanicum
Latin Pronunciation: pen-sil-VAN-ih-kum

Latin Pronunciation: pen-sil-van-ik-us
Meaning: of Pennsylvania.

Meaning: Variant of pennsylvanicum, meaning of or from Pennsylvania (U.S.); also spelled pennsylvanicum
Latin Pronunciation: pen-sill-VAN-ee-kum

Meaning: Variant of pennsylvanica, meaning of or from Pennsylvania (U.S.); also spelled pennsylvanica
Latin Pronunciation: pen-sill-VAN-ee-kum

Meaning: Resembles Penstemon (genus name meaning five-stamens)
Latin Pronunciation: pen-stem-on-OY-deez

Meaning: Variant of pennsylvanicus, meaning of or from Pennsylvania (U.S.)
Latin Pronunciation: pen-sil-VAN-ih-kus

Meaning: From the Greek pente (five) glottis (tongue), referring to the five tongue-like scales on the corolla
Latin Pronunciation: pen-tuh-GLOT-tis

Meaning: From the Greek penta (five) and schistos (split)
Latin Pronunciation: pen-ta-KIS-ta

Latin Pronunciation: pen-taj-eye-nus
Meaning: with five pistils.

Meaning: Five angles
Latin Pronunciation: pent-uh-GON-uh

Latin Pronunciation: pen-tag-goh-nus
Meaning: five- angled.

Meaning: Five-lobed
Latin Pronunciation: pen-tuh-LOH-buh

Meaning: Five-lobed
Latin Pronunciation: pen-tuh-LOH-bum

Meaning: From the Greek penta (five) and schistos (split)
Latin Pronunciation: pen-ta-KIS-tis

Meaning: Five crests
Latin Pronunciation: pen-ta-LOH-fus

Meaning: Five-lobed
Latin Pronunciation: pen-tuh-LOH-bus

Meaning: Five stamens
Latin Pronunciation: pen-TAN-druh

Meaning: Five stamens
Latin Pronunciation: pen-TAN-drus

pentamerous

Describes a flower which has five parts in each floral whorl.

pentangular

With five angles, as the cross- section of a stem.

Meaning: From the Greek pente (five) and anthos (flower)
Latin Pronunciation: pen-TAN-tha

Meaning: From the Greek pente (five) and anthos (flower)
Latin Pronunciation: pen-TAN-thum

Meaning: Five stamens
Latin Pronunciation: pen-TAN-drum

Latin Pronunciation: pen-tanth-us
Meaning: five-flowered.

Meaning: Having five leaves
Latin Pronunciation: pen-ta-PET-eez

Meaning: From the Greek penta (five) and phyllum (leaf)
Latin Pronunciation: pen-tuh-FIL-um

Meaning: From the Greek penta (five) and phyllum (leaf)
Latin Pronunciation: pen-tuh-FIL-uh

Latin Pronunciation: pen - taf - fill - us
Meaning: five- leaved.

pentaploid

Having five sets of chromosomes.

Meaning: Five, referring to the five each petals and sepals, as well as having an ovary that is five-clef and five-celled
Latin Pronunciation: PEN-thor-um

Meaning: Five-toothed
Latin Pronunciation: PEN-toh-don

Meaning: Resembles Euphorbia peplus, referring to the plant's appearance when grown on mud, rather than underwater
Latin Pronunciation: pep-LOY-deez

Meaning: Most beautiful
Latin Pronunciation: per-BEL-uh

Meaning: Ripe, large fruit
Latin Pronunciation: PEP-oh

Meaning: Five-winged
Latin Pronunciation: pent-AP-ter-a

percurrent

Describes a costa that reaches to the apex of the leaf, but not beyond.

Meaning: Most beautiful
Latin Pronunciation: per-BEL-um

Latin Pronunciation: per-bell-us
Meaning: very beautiful.

Meaning: Enduring
Latin Pronunciation: per-DUR-ans

perched water table

The water table of a smaller body of groundwater body situated above the general groundwater table.

Meaning: Perennial
Latin Pronunciation: per-re-GREE-nans

Meaning: Foreign
Latin Pronunciation: per-uh-GREE-nuh

Latin Pronunciation: per-eg-grye-nus
Meaning: foreign (exotic).

Latin Pronunciation: per-ren-nanz
Meaning: perennial.

perennate (n. perennation)

To live for more than one growing season, but usually with reduced growth or dormancy between growing seasons.

Meaning: Foreign
Latin Pronunciation: per-uh-GREE-num

Meaning: Perennial
Latin Pronunciation: per-EN-ee

Latin Pronunciation: per-ren-niss
Meaning: perennial (living more than 2 years).

perennial

A plant whose life cycle lasts for three or more seasons; Lasting year after year.

Meaning: Named for Lorenzo Perez, 16th century Spanish apothecary and author of a history of drugs
Latin Pronunciation: per-EZ-ee-uh

perfect

Describes a flower having both pistil and stamens.

Meaning: Named for Jorge Victor Perez, early 20th century physician and horticulturist from the Canary Islands
Latin Pronunciation: per-EZ-ee-eye

Meaning: Complete (both male and female parts, perfect
Latin Pronunciation: per-FEK-tuh

Meaning: Complete (both male and female parts, perfect
Latin Pronunciation: per-FEK-tum

perfoliate

Describes a leaf having the stem apparently passing through it.

Meaning: Complete (both male and female parts, perfect
Latin Pronunciation: per-FEK-tus

Meaning: Leaf surrounding a stem
Latin Pronunciation: per-foh-lee-AY-tum
Alternative Self-Pronouncing:per-foh-lee-AH-tum

Meaning: Leaf surrounding a stem
Latin Pronunciation: per-foh-lee-AY-tuh
Alternative Self-Pronouncing:per-foh-lee-AH-tuh

Latin Pronunciation: per-foh-lee-ay-tus
Meaning: with leaf surrounding stem (perfoliate).

Meaning: Perforated, punctured
Latin Pronunciation: per-for-AY-tuh

Meaning: Perforated, punctured
Latin Pronunciation: per-for-AY-tum

perforate

Pierced with holes.

Latin Pronunciation: per-for-ray-tus
Meaning: with holes.

pergola

An open structure usually consisting of parallel columns supporting an open roof of cross rafters on which climbing plants are trained to grow; an arbor.

perianth

The floral envelope, consisting of the calyx and corolla (when present), whatever their form.

Latin Pronunciation: per - grass -il-iss
Meaning: very slender.

Meaning: From the Greek perikalles (very beautiful)
Latin Pronunciation: per-ee-KAL-liss

pericarp (syn. fruit wall)

The wall of the matured ovary.

Meaning: From the Greek periklymenon, an argonaut from Greek mythology who had the ability to change his shape; the name given to a honeysuckle, whose color and shape changes
Latin Pronunciation: per-ee-KLY-men-um

perichaetium (pl. perichaetia, adj. perichaetial)

A whorl of bracts at the base of reproductive organs. In mosses, those surrounding the archegonia and base of seta.

perichaetium (pl. perichaetia, adj. perichaetial)

A whorl of bracts at the base of reproductive organs. In mosses, those surrounding the archegonia and base of seta.

Meaning: Resembling a species of Honeysuckle (Lonicera periclymenum)
Latin Pronunciation: per-ee-kly-men-OY-deez

pericycle

The tissue of the stele lying just inside the endodermis.

periderm

An outer, cortical protective layer of many roots and stems that typically consists of phellem, phellogen, and phelloderm.

Meaning: From the Greek, meaning around the neck, referring to the involucre
Latin Pronunciation: per-ee-der-ID-ee-uh

perigone

The perianth, especially when made up of tepals, or in reference to anything surrounding the reproductive structure.

perigonium (pl. perigonia, adj. perigonial, syn. perigone)

1. The perianth. 2. In mosses, those bracts surrounding the antheridia.

perigynium

The inflated sac which encloses the ovary in Carex.

perigynous

Adnate to the perianth, and therefore around the ovary and not at its base.

periodicity

Repetition of events at fairly regular intervals.

periphyton

The assemblage of organisms submerged in water, attached to surfaces above the bottom of the body of water. See also: benthos, plankton.

perisperm

The nutritive tissue in an angiosperm seed that surrounds the embryo, formed from the nucellus. See also: endosperm.

peristome

The fringe surrounding the mouth of the capsule upon removing the lid.

perithecium (pl. perithecia)

A small flask-shaped structure, containing asci.

Meaning: From the Greek peri (around) and tyle (callus), referring to the calloused margin of th achenes
Latin Pronunciation: per-ih-TY-lee

perithecium (pl. perithecia)

A small flask-shaped structure, containing asci.

peripheral

On or near the margin.

perlite

A lightweight aggregate made from a volcanic glass that has been expanded by heat to form white, very lightweight kernels useful in opening cavities in soil to allow water and air to reach the roots; often used in potting soil.

permaculture

The maintaining of a permanent horticulture or agriculture by relying on renewable resources and compatibility with the local ecosystem.

Latin Pronunciation: per-mix-tus
Meaning: much confused (as to type, origin, etc.).

permafrost

Frozen ground in arctic and subarctic areas which does not thaw in summer.

Meaning: Variable; changeable
Latin Pronunciation: perm-yoo-TAY-tuh

Meaning: much mixed
Latin Pronunciation: per-MIKS-tah

Meaning: Of or from Pernambuco, Brazil
Latin Pronunciation: per-nam-boo-KEN-sis

Meaning: Of or from Pernambuco, Brazil
Latin Pronunciation: per-nam-boo-KEN-see

Meaning: Variable; changeable
Latin Pronunciation: perm-yoo-TAY-tus

Meaning: Named for Count Grafen von Peroffsky benefactor of the St. Petersburg Botanical Garden)
Latin Pronunciation: per-off-skee-AY-nuh

Meaning: Named for Paul Hubert Perny, 19th century French Catholic missionary and botanist in China
Latin Pronunciation: PERN-yee-eye

Meaning: Named after Perofsky, who was a Russian botanist
Latin Pronunciation: per-ov-ski-ah-num

Meaning: From the Greek peronion (little pin) and kephala (head), referring to the tiny flower heads
Latin Pronunciation: per-on-ee-oh-KEF-a-la
Alternative Self-Pronouncing:per-on-ee-oh-SEF-a-la

Meaning: From the Latin per (completely) and plectare (to entwine), referring to the entangled nature of the relationship among the species
Latin Pronunciation: per-PLEKS-um

Meaning: Named in honour of Mr Perowsky, governor of Ouenberg, Russia
Latin Pronunciation: per-ow-skee-ah

Meaning: From the Latin per (completely) and plectare (to entwine), referring to the entangled nature of the relationship among the species
Latin Pronunciation: per-PLEKS-us

Meaning: From the Latin per (completely) and plectare (to entwine), referring to the entangled nature of the relationship among the species
Latin Pronunciation: per-PLEKS-uh

Meaning: Very small, tiny
Latin Pronunciation: per-puh-SIL-us

Meaning: Very small, tiny
Latin Pronunciation: per-puh-SIL-a

Meaning: Possibly a hybrid name for a hybrid. From a hybrid of Epimedium perralderianum and Epimedium pinnatum ssp colchicum, the name may have been made specifically for this hybrid Epimedium
Latin Pronunciation: pair-AL-chee-kum

Meaning: Very small, tiny
Latin Pronunciation: per-puh-SIL-um

Meaning: Of or from Persia
Latin Pronunciation: PER-see-kuh

Meaning: Named for Henri Perrier de la Bathie, 19th century French botanist
Latin Pronunciation: per-ee-AY-eye

Meaning: Named for orchid grower, Mr. Perrin, 19th century orchid grower for Mr. R. Harrison of Aigburgh, Liverpool
Latin Pronunciation: per-RIN-ee-eye

Meaning: An old name for a tree in the genus; (possibly Greek), once sacred to the Egyptians
Latin Pronunciation: PER-see-uh

Latin Pronunciation: per-siss-ee-foh-lee-us
Meaning: see below.

Meaning: Leaves like the Peach genus
Latin Pronunciation: per-sik-ih-FOH-lee-uh

Meaning: Medieval name referring to the likeness of the leaves to a peach tree
Latin Pronunciation: per-sih-KAR-ee-uh

Meaning: Leaves like the Peach genus
Latin Pronunciation: per-sik-ih-FOH-lee-um

Latin Pronunciation: per-siss-if-foh-lee-us
Meaning: Peach-leaved.

Meaning: Of or from Persia
Latin Pronunciation: PER-see-kum

Latin Pronunciation: per-sik-us
Meaning: of Persia (Iran);also pertaining to the Peach.

personate

Describes a corolla which is bilabiate, and the throat closed by a prominent palate.

Meaning: Persists
Latin Pronunciation: per-SIS-tens

persistent

Lasting beyond maturity without being shed, as some leaves remaining through winter, etc.

Meaning: Named for Christian Hendrik Persoon, 19th century botanist who studied fungi in Paris
Latin Pronunciation: per-SOON-ee-uh

Latin Pronunciation: per-spik-yew-us
Meaning: clear,transparent.

Meaning: Well-known
Latin Pronunciation: per-SPEK-tus

Meaning: Perforated; thrust through
Latin Pronunciation: per-TUS-um

Meaning: Very starred, extra stars
Latin Pronunciation: per-stel-AH-tuh

Latin Pronunciation: per-tew-sus
Meaning: perforated.

Meaning: Perforated; thrust through
Latin Pronunciation: per-TUS-a

perulate

Describes leaf buds which are covered with scales.

Latin Pronunciation: per-oo-lay-tus
Meaning: pocket-like.

Meaning: Of or from Peru
Latin Pronunciation: per-u-vee-AN-uh

Latin Pronunciation: per - oo - vee - ay - nus
Meaning: of Peru.

perula (pl. perulae, alt. perule)

1. One of the scales of a leaf bud. 2. A pouchlike portion of the perianth in certain orchids.

Meaning: Of or from Peru
Latin Pronunciation: per-u-vee-AN-um

Meaning: Goat's foot
Latin Pronunciation: pes KAP-ray

petal

A division of the corolla; one of a circle of modified leaves immediately outside the reproductive organs, usually brightly colored.

Latin Pronunciation: pet-al-/oy-dee-us
Meaning: petallike.

petaline

Of or resembling petals.

petaliferous

Bearing petals.

petaloid

1. Colored and resembling a petal. 2. Additonal floral parts on ray florets having the form and appearance of smaller petals, e.g., in the Collarette dahlias.

Meaning: Petal-like styles
Latin Pronunciation: pe-tal-oh-STY-lis

Meaning: Like a hat
Latin Pronunciation: pet-uh-SY-tees

Meaning: Petal-like stamens
Latin Pronunciation: pe-tal-oh-STEE-mon
Alternative Self-Pronouncing:pe-tal-oh-STEM-on

Meaning: Named for Dr. Robert Peter, 19th century British-born scientist and botanist and Professor Emeritus at Kentucky University (U.S.)
Latin Pronunciation: pee-TER-ee-a

Meaning: Named for Wilhelm Karl Hartwig Peters, 19th century German botanist who explored Africa
Latin Pronunciation: pee-ters-ee-AH-na

Meaning: Like a hat
Latin Pronunciation: pet-uh-SY-tiss

Meaning: Named for Wilhelm Karl Hartwig Peters, 19th century German botanist who explored Africa
Latin Pronunciation: pee-ters-ee-AH-num

Meaning: Named for Wilhelm Karl Hartwig Peters, 19th century German botanist who explored Africa
Latin Pronunciation: pee-ters-ee-AH-nus

Meaning: Named for Wilhelm Karl Hartwig Peters, 19th century German botanist who explored Africa
Latin Pronunciation: pee-TERS-ee-eye

Meaning: Remarkable leaf stalk
Latin Pronunciation: pet-ee-OH-lair-ee
Alternative Self-Pronouncing:pet-ee-oh-LAIR-ee

Latin Pronunciation: pet-ee-ol-lay-riss
Meaning: with a leaf-stalk (petiole).

petiolate

Having a petiole.

Latin Pronunciation: pet-ee-ol-lay-tus
Meaning: with a leaf-stalk, petioled.

Meaning: Has leaf stalks (petioles)
Latin Pronunciation: pet-ee-oh-LAH-tum

Meaning: Has leaf stalks (petioles)
Latin Pronunciation: pet-ee-oh-LAH-tuh

petiole (syn. leafstalk)

The stalk of a leaf that attaches to the stem.

petiolulate

Having a petiolule.

petiolule

The stalk of a leaflet.

Meaning: Named for James Petiver, 18th century English apothecary and botanist
Latin Pronunciation: pet-ih-VER-ee-uh

Meaning: Forming a rosette
Latin Pronunciation: PET-oh-luh

Meaning: An anagram of Pentopetia, into whichPetopentia natalensis was originally and erroneously placed
Latin Pronunciation: pet-oh-PEN-tee-uh

Meaning: Loves rocks
Latin Pronunciation: pet-RAY-uh

Meaning: Loves rocks
Latin Pronunciation: pet-RAY-um

Latin Pronunciation: pet-ree-us
Meaning: rock-inhabiting.

Meaning: From the Greek petra (rock) and cosmos (order or ornamentation); possibly referring to its decorative or ornamental value
Latin Pronunciation: pet-roh-KOS-mee-a

Meaning: From the Greek petra (rock) and marouli (lettuce); hence rock lettuce
Latin Pronunciation: pet-ro-MAR-oo-lah

Meaning: From the Greek petros (rock) and philos (to love); lover or inhabiter of rocks
Latin Pronunciation: pet-roh-FY-lus

Meaning: From the Greek petros (rock) and philos (to love); lover or inhabiter of rocks
Latin Pronunciation: pet-roh-FY-lum

Meaning: Rock-plant
Latin Pronunciation: pet-roh-FY-ton

Meaning: From the Greek petros (rock) and philos (to love); lover or inhabiter of rocks
Latin Pronunciation: pet-roh-FY-lee

Meaning: To burst forth from rock
Latin Pronunciation: pet-roh-RAG-ee-uh

Meaning: From the city of Petr?polis, in the Rio de Janeiro State, Brazil
Latin Pronunciation: pet-ro-poll-lee-TAN-uh

Meaning: Fir
Latin Pronunciation: PEW-kee

Meaning: From the Greek peuke (fir) and phyllon (leaf), due to its superficial resemblance to a fir tree
Latin Pronunciation: pew-kee-FIL-um

Meaning: From the Greek phaios (dusky, gray) and ?kantha (thorn), referring to the gray thorns
Latin Pronunciation: fay-uh-KANTH-uh

Meaning: Dusky
Latin Pronunciation: FAY-uh

Latin Pronunciation: fee-ak-kanth-us
Meaning: dark- thorned.

potential Hydrogen (abr. pH)

A log scale measurement of the acidity/ alkalinity of a solution with 1 being extremely acidic, 10 being extremely alkaline, and 7 being neutral. Most plants prefer a soil within a certain range of pH.

Meaning: Latinized form of the Chilean vernacular name
Latin Pronunciation: PYOO-mus

Meaning: From the Greek phainos (to shine) and coma (hair), referring to the shiny bracts
Latin Pronunciation: fay-no-KOH-muh

phaenogamous

Having flowers with stamens and pistils and producing seeds.

Meaning: Shining
Alternative Meaning:From the Greek phaeno (visible) and pyrus (pear), resembling a pear
Latin Pronunciation: fay-no-PY-rus

Meaning: Shining
Alternative Meaning:From the Greek phaeno (visible) and pyrus (pear), resembling a pear
Latin Pronunciation: fay-no-PY-ruh

Meaning: Shining
Alternative Meaning:From the Greek phaeno (visible) and Pyrus (pear); referring to a resemblance to a pear
Latin Pronunciation: fay-no-PY-rum

Meaning: Dusky
Latin Pronunciation: FAY-us

Meaning: With bald (hairless) seed or carpels
Latin Pronunciation: fa-luh-kroh-KAR-puh

Meaning: Dusky
Latin Pronunciation: FAY-um

Meaning: With bald (hairless) seed or carpels
Latin Pronunciation: fa-luh-kroh-KAR-pum

Meaning: Many meanings but probably from the Greek for a type of grass
Latin Pronunciation: FAL-ah-ris

Meaning: Resembles Phalaris (genus name with many meanings but probably from the Greek for a type of grass)
Latin Pronunciation: fal-ar-OY-deez

Meaning: Like a moth
Latin Pronunciation: fal-en-op-sis

phanerogam

A general name for flowering plants.

Meaning: Resembling Phaseolus, the Latin name for bean, which means small boat in reference to the pods
Latin Pronunciation: faz-ee-oh-LOY-deez

Meaning: From the Greek phaula (evil or worthless) and thamnos (shrub)
Latin Pronunciation: fah-lo-THAM-nus

Meaning: From the Greek phibaleos (a fig), the reason being obscure
Alternative Meaning:Possibly from the name used by ancient Greek poets for myrtle
Latin Pronunciation: fe-BAY-lee-um

phaneropore

Superficial stoma.

Meaning: From the Greek phegos (Oak) and pteris (fern)
Latin Pronunciation: feg-OP-teris

phellem

A layer of usually suberized cells produced outwardly by a phellogen.

phelloderm

A layer of parenchyma produced inwardly by a phellogen.

phellogen (syn. cork cambium)

A secondary meristem that produces phellem and phelloderm in the periderm of a trunk or stem.

Meaning: Cork; the ancient Greek name for European Oak Cork, apparently applied by Linnaeus to this species
Latin Pronunciation: FEL-ohs

Meaning: Possibly from the Greek ephemoros (living for a day) and. anthos (flower)
Latin Pronunciation: fem-er-AN-thus

phenetic classification

The grouping of taxa by apparent similarities rather than evolutionary genetics.

phenology (adj. phenological)

The science of the relations between climate and periodic biological phenomena, e.g., the fruiting of plants or the color change of leaves.

phenotype

The morphological, physiological, behavioral, and other outwardly recognizable adaptations of an organism that develop through the interaction of genes and environment. See also: genotype.

phenotypic

Refers to a plant's adaption to surrounding conditions, which are neither stable nor capable of being inherited (genotypic). Such visible changes occur especially where plants are grown in a wide variety of conditions, but will not carry over to different conditions, e.g., red leaves may occur in hot dry areas, but turn green when grown in normal conditions.

pheromones

Chemical substances produced by animals that attract and stimulate sexual partners of the same species.

Meaning: Of Philadelphia (possibly due to American botanist Bartram who sent Linneaus various plants; not necessarily because they come from that area of the USA)
Latin Pronunciation: fil-uh-DEL-fee-kum

Meaning: Prefix or suffix meaning loves
Latin Pronunciation: fil-uh

Latin Pronunciation: fil-ad-delf-ik-us
Meaning: of Philadelphia.

Meaning: Of or from the Philippines
Latin Pronunciation: philip-een-en-sey

Meaning: Of or from the Philippines; from the Greek philippik, referring to Philip II of Macedon
Latin Pronunciation: fil-LIP-pik-uh

Latin Pronunciation: fil-ip-in-nen-siss
Meaning: of the Philippine Is.

Meaning: From the Latinized form of Philip, a Greek name meaning
Latin Pronunciation: fil-ip-EE-num

Meaning: Resembles Phillyrea (or Phillyraea); a genus name for which the derivation is obscure
Latin Pronunciation: fil-lee-ree-OY-deez

Meaning: Possibly named for Philibert Commerson, 18th century French botanist, doctor, and explorer
Latin Pronunciation: fil-ih-BER-tee-uh

Meaning: Named for Lady Louise Jane Lort-Phillips, 20th century Norwegian amateur botanist and explorer who collected Stapeliads
Latin Pronunciation: fil-LIPS-ee-ay

Meaning: From the Greek philos (love) and theca (box), the stamens are fused at the base into a glabrous tube
Latin Pronunciation: fil-oh-THEK-uh

Meaning: Prefix or suffix meaning loves
Latin Pronunciation: fil-oh

Meaning: The classical Greek name for the genus; derivation is obscure
Latin Pronunciation: fil-LY-ree-uh

Meaning: From the Greek philos (lover) and notis (moisture) referring to its natural habitat
Latin Pronunciation: fil-oh-NO-tiss

Meaning: Resembling Philoxerus, a related genus
Latin Pronunciation: fil-oh-zer-OY-deez

Meaning: Prefix or suffix meaning loves
Latin Pronunciation: fil-um

Meaning: Prefix or suffix meaning loves
Latin Pronunciation: fil-us

Meaning: From the Greek phlebos (veins), referring to the numerous veins on the fronds
Latin Pronunciation: flee-BOH-dee-um

Meaning: From the Greek: philos (loving) and hydor (water), alluding to the plant's habitat
Latin Pronunciation: fy-lee-drum
Alternative Self-Pronouncing:fil-lee-drum

Meaning: From the Greek phleos, a name given to a reed or grass
Latin Pronunciation: FLEE-um
Alternative Self-Pronouncing:FLEH-um

Meaning: From the Greek phlogos (flame), flame-colored flowers, or flowers like Phlox
Latin Pronunciation: flo-GIF-flor-uh

phloem

The tissue in land plants that conducts organic food material.

Latin Pronunciation: floj-if-f/oh-rus
Meaning: flame- flowered.

Meaning: Flame or Phlox-like leaves
Latin Pronunciation: flo-gif-FOH-lee-us

Meaning: Flame or Phlox-like leaves
Latin Pronunciation: flo-gif-FOH-lee-um

Meaning: Flame or Phlox-like leaves
Latin Pronunciation: flo-gif-FOH-lee-uh

Meaning: From the Greek phlogos (flame) and pappus (modified calyx with downy hairs or bristles)
Latin Pronunciation: flo-GO-pap-puh

Meaning: Referring to the genus Phoenix, or the color purple
Latin Pronunciation: feen-ih-KEE-uh

Latin Pronunciation: fee-n iss-ee-us
Meaning: purple-red.

Meaning: Referring to the genus Phoenix, or the color purple
Latin Pronunciation: feen-ih-KEE-um

Meaning: Date-palm fruit
Latin Pronunciation: fee-nik-oh-KAR-pus

Meaning: From the Greek pholido (scale) and karpos (fruit)
Latin Pronunciation: fo-lee-do-KAR-pus

Latin Pronunciation: fee-nik-ol-lay-see-us
Meaning: purple-haired.

Meaning: From the Greek pholido (scale) and stachys (spike)
Latin Pronunciation: fo-lee-do-STAY-kiss
Alternative Self-Pronouncing:fo-lee-do-STAK-iss

photic zone

The upper layers of bodies of water into which sunlight penetrates sufficiently to influence the growth of plants and animals. See also: aphotic zone.

Meaning: From the Greek phor (thief) and dendron (tree), literally thief of tree or tree thief
Latin Pronunciation: for-uh-DEN-dron

photohetrotroph

Describes an organism using light as a source of energy and organic materials as a carbon source.

photoperiod

The duration of an organism's daily exposure to light.

photomania (adj. photomanic)

The response of an organism of seeking or growing toward light. See also: phototropism.

photomania (adj. photomanic)

The response of an organism of seeking or growing toward light. See also: phototropism.

photomorphogenesis

The formation and differentiation of tissues and organs controlled by radiant energy, particularly light.

photophobia (adj. photophobic)

The dislike of light, as displayed by bugs that hide under rocks or bats which sleep all day and fly at night. See also: photomania, aphototropism.

photoperiodic

Describes growth affected by exposure to light.

photophobia (adj. photophobic)

The dislike of light, as displayed by bugs that hide under rocks or bats which sleep all day and fly at night. See also: photomania, aphototropism.

photophosphorylation

The synthesis of ATP from ADP and phosphate that occurs in a plant using radiant energy absorbed during photosynthesis.

photosynthesis

The manufacturing of sugar through the action of sunlight.

phototropism (adj. phototropic)

Growth or movement toward or away from a light source.

phototaxis

The movement of a body toward or away from a light source.

Meaning: From the Greek phragma (division or demarcation) and pedion (slipper)
Latin Pronunciation: frag-muh-PEE-dee-um

Meaning: Screen, temporary defense, (i.e., breastwork)
Latin Pronunciation: frag-MY-tees

phreatophyte

A plant that can endure inundations of salt, such as cattails,Typha, which can live in estuaries, sieving out the saline molecules of seawater at a cellular level.

Meaning: From the Greek phyllikos (leafy), referring to the abundant foliage
Latin Pronunciation: FY-lik-uh
Alternative Self-Pronouncing:FILL-ik-uh

Meaning: Tribe
Latin Pronunciation: FY-luh

Meaning: Having foliage like Phylica, a genus name derived from the Greek phyllikos (leafy, referring to the abundant foliage)
Latin Pronunciation: fy-lik-ih-FOH-lee-uh

Meaning: Having foliage like Phylica, a genus name derived from the Greek phyllikos (leafy, referring to the abundant foliage)
Latin Pronunciation: fy-lik-ih-FOH-lee-um

Meaning: Having foliage like Phylica, a genus name derived from the Greek phyllikos (leafy, referring to the abundant foliage)
Latin Pronunciation: fy-lik-ih-FOH-lee-us

Meaning: Resembling Phylica, a genus name derived from the Greek phyllikos (leafy, referring to the abundant foliage)
Latin Pronunciation: fy-lik-OY-deez
Alternative Self-Pronouncing:fill-ik-OY-deez

Meaning: From the Greek phyllon (leaf) and agathis (ball of thread), referring to the leafy bracts beneath the flower heads
Latin Pronunciation: fil-AG-ath-iss

Meaning: Resembles Phyllanthus (from the Greek meaning flower leaf, as it appears to flower from a leaf like stem)
Latin Pronunciation: fil-lan-THOY-deez

phyllary

One of the bracts under the flower head of a plant, especially in Compositae.

phylloclade (alt. phylloclad, syn. cladode, adj. phyllocladous)

A flattened, photosynthetic stem that performs the functions of a leaf, as occurs on some cacti. See also: cladophyll.

phyllocladia

Tiny life-like structures of some lichens.

phyllode

A flat expanded petiole that replaces the blade of a foliage leaf and fulfills the same functions. See also: cladophyll.

phyllodium (pl. phyllodia)

A somewhat dilated petiole having the form of and serving as a leaf blade.

Meaning: From the Greek Phullon (leaf) and glossa (tongue), referring to the tongue-like leaves
Latin Pronunciation: fil-oh-GLOSS-um

Meaning: Producing leafy growth in excessive abundance
Latin Pronunciation: fil-oh-may-NEE-ak-uh

Latin Pronunciation: fil-om-an-nye-ak-us
Meaning: abnormally leafy.

Meaning: Leafy-petalled
Latin Pronunciation: fy-lo-PET-uh-la
Alternative Self-Pronouncing:fil-oh-PET-uh-la

phyllopodium

An outgrowth of the rhizome to which the frond is joined in some ferns.

Meaning: Leaf spike
Latin Pronunciation: fy-lo-STAK-ee-uh
Alternative Self-Pronouncing:fy-lo-STAY-kee-uh

Meaning: Leaf spike
Latin Pronunciation: fy-lo-STAK-iss
Alternative Self-Pronouncing:fy-lo-STAY-kiss

Meaning: Leaf spike
Latin Pronunciation: fy-lo-STAK-ee-um
Alternative Self-Pronouncing:fy-lo-STAY-kee-um

phyllotaxy (alt. phyllotaxis)

The manner of leaf arrangement on a stem.

Meaning: Leaf spike
Latin Pronunciation: fy-lo-STAK-ee-us
Alternative Self-Pronouncing:fy-lo-STAY-kee-us

phylogenetic classification

The grouping of taxa by genealogical descent; evolution.

phylogeny (adj. phylogenetic)

The evolutionary development of a taxonomic group.

phylum

A major taxonomic grouping in the animal kigdom, ranking just below kingdom and above class. In the plant kingdom, it is usually replaced by the division.

Meaning: Having leaves like Physalis (genus name referring to a bladder)
Latin Pronunciation: fy-sal-ih-FOH-lee-a

Meaning: Having leaves like Physalis (genus name referring to a bladder)
Latin Pronunciation: fy-sal-ih-FOH-lee-um

Meaning: Like a bladder
Latin Pronunciation: fy-sal-OY-deez

Meaning: From the Greek physa (bladder)
Latin Pronunciation: fy-SAR-ee-a

physiographic climax

A pinnacle habitat controlled by the topography of the area; e.g., a forest growing on a north slope and a grassland on the south slope of the same ridge. See also: edaphic climax, biotic climax.

Meaning: From Greek phusa or physa (bladder) and karpos (fruit)
Latin Pronunciation: fy-so-KAR-puh

Meaning: From the Greek physa (bladder) and plexis (plaiting or weaving), referring to the joining of the corolla
Latin Pronunciation: fy-so-PLEKS-is

phytogenesis

The evolutionary development of plants.

phytochemistry (adj. phytochemical)

The chemistry of plants, plant processes, and plant products.

Meaning: From Greek phyton plant) and elephas (elephant), referring to the resemblance of the nut fruit to ivory
Latin Pronunciation: fy-TEL-e-fas

phytogenic (syn. phytogenous)

Having a plant origin, e.g., coal.

phytochrome clocks

The coloring processes of plants that change the hues of ripening fruits and cause leaves to change colors with the shortened days of autumn.

phytography

The science of plant description.

phytoplankton

Small, often microscopic, aquatic plants.

phytology (adj. phytological)

The study of plants.

phytopathogen

An agent-causing disease in plants.

phytotoxicity (n. phytotoxin, adj. phytotoxic)

Being poisonous to plants.

Meaning: From the Greek piar (fat) and anthos (flower), referring to the fleshy corolla
Latin Pronunciation: pie-ar-ANTH-us

pick

A mattock type tool, which has one or both ends pointed.

Meaning: Named for Charles Pickering, 19th century American naturalist and botanist with the Wilkes Expedition
Latin Pronunciation: pik-er-ING-ee-eye

pick pruning

The selection of individual branches to be cut; the opposite of shearing.

Meaning: Named for Charles Pickering, 19th century American naturalist and botanist with the Wilkes Expedition
Latin Pronunciation: pik-er-ING-ee-a

Meaning: From the Greek picros (sharp) and adenia (gland)
Latin Pronunciation: pik-ra-DEN-ee-a

Meaning: Resembles Picradenia (a related plant; the genus name means sharp glands)
Latin Pronunciation: pik-ra-den-ee-OP-sis

Meaning: From the Greek pikros, meaning bitter taste
Latin Pronunciation: pik-rass-ma

Meaning: Bitter
Latin Pronunciation: PIK-riss

Meaning: Painted, variegated
Latin Pronunciation: PIK-tuh

Meaning: Painted, variegated
Latin Pronunciation: pik-tur-AT-uh

Latin Pronunciation: pik-tus
Meaning: painted, variegated.

Meaning: Painted, variegated
Latin Pronunciation: pik-tur-AT-um

Latin Pronunciation: pik-tew-ray-tus
Meaning: variegated, painted or variegated leaves.

Meaning: Painted, variegated
Latin Pronunciation: PIK-tum

pier

A mass of masonry used as a support, breakwater, etc.

Meaning: Named for Francis Pierard, an Indian civil servant who retired to Kew
Latin Pronunciation: pier-ARD-ee-eye

pier hole

A landscape term for a deep narrow hole.

Meaning: Slow, lazy, referring slow to the movement of the leaves
Latin Pronunciation: PY-ger

Meaning: Named for Antonio Pigafetta, 16th century Italian navigator and author of "Magellan's Voyage Around the World"
Latin Pronunciation: pig-uh-FET-uh

Meaning: Slow, lazy, referring slow to the movement of the leaves
Latin Pronunciation: PY-gruh

Meaning: Slow, lazy, referring slow to the movement of the leaves
Latin Pronunciation: PY-grum

Meaning: Capped
Latin Pronunciation: py-lee-AY-tuh

Meaning: Capped
Latin Pronunciation: py-lee-AY-tum

Meaning: Cap covering
Latin Pronunciation: py-lee-oh-STEEJ-ee-uh
Alternative Self-Pronouncing:py-lee-oh-STEG-ee-uh

Meaning: Hair-bearing; having soft short hairs
Latin Pronunciation: py-LIF-er-uh

Meaning: Hair-bearing; having soft short hairs
Latin Pronunciation: PY-lif-er

Meaning: Hair-bearing; having soft short hairs
Latin Pronunciation: py-LIF-er-um

Latin Pronunciation: pye-lif-er-us
Meaning: having soft hairs.

Meaning: Named for Neville Stuart Pillans, 20th century botanist
Latin Pronunciation: pil-AN-see-eye

Meaning: Hairy fruit
Latin Pronunciation: py-loh-KAR-pus

Latin Pronunciation: pye-lee-ay-tus
Meaning: with a cap.

Meaning: Covered in soft, long hair
Latin Pronunciation: pil-OH-suh

pilose

Hairy, especially with soft hairs.

Meaning: Hairy, small hairs
Latin Pronunciation: pil-oh-SEL-uh

Meaning: Most hairy; hairiest
Latin Pronunciation: pil-oh-SIS-ih-muh

Meaning: Hairy fruit
Latin Pronunciation: py-loh-KAR-pum

Meaning: Downy, hairy
Latin Pronunciation: pil-OH-see-or

Meaning: Hairy fruit
Latin Pronunciation: py-loh-KAR-puh

Meaning: Resembling Pilosella
Latin Pronunciation: pil-oh-sel-LOY-deez

Meaning: Most hairy; hairiest
Latin Pronunciation: pil-oh-SIS-ih-mum

Meaning: Most hairy; hairiest
Latin Pronunciation: pil-oh-SIS-ih-mus

Meaning: From the Latin pilus (hair) and stylus (pillar), referring to the central column
Latin Pronunciation: pil-loh-STY-lees

Latin Pronunciation: pye-loh-see-usk-yew-lus somewhat shaggy or hairy.

Meaning: Hairy wax taper, hairy Cereus
Latin Pronunciation: pil-oh-so-KER-ee-us
Alternative Self-Pronouncing:pil-oh-so-SER-ee-us

Meaning: Somewhat pilose (hairy)
Latin Pronunciation: pil-OH-suh-luh

Meaning: Somewhat pilose (hairy)
Latin Pronunciation: pil-OH-suh-lum

pilosulous

Minutely pilose.

Meaning: With globules or small balls
Latin Pronunciation: pil-loo-LAY-ree-a

Meaning: Bearing globules or small balls
Latin Pronunciation: pil-loo-LEE-fer-uh

Latin Pronunciation: pye - loh - sus
Meaning: hair, softly shaggy (pilose).

Latin Pronunciation: pil-yew-lay-riss
Meaning: globular, with globules.

Meaning: Resembles Pimelea (genus name from the Greek pimele (fat), referring to the seeds)
Latin Pronunciation: py-mee-lee-OY-deez

Meaning: Somewhat pilose (hairy)
Latin Pronunciation: pil-OH-suh-lus

Meaning: Leaves like a pimpinella
Latin Pronunciation: pim-pi-nel-ih-FOH-lee-uh

Meaning: Leaves like a pimpinella
Latin Pronunciation: pim-pi-nel-ih-FOH-lee-um

Meaning: Covered in soft, long hair
Latin Pronunciation: pil-OH-sum

Meaning: Leaves like a pimpinella
Latin Pronunciation: pim-pi-nel-ih-FOH-lee-us

Meaning: Leaves like a pimpinella
Latin Pronunciation: pim-pi-nel-ih-oh-FOH-lee-um

Meaning: Leaves like a pimpinella
Latin Pronunciation: pim-pi-nel-ih-oh-FOH-lee-us

Meaning: Derived from pinina, the Malay name for palms
Latin Pronunciation: pin-ANG-uh

Meaning: Leaves like a pimpinella
Latin Pronunciation: pim-pi-nel-ih-oh-FOH-lee-uh

Meaning: The Pinus (pine) family
Latin Pronunciation: py-NAY-see-ay

Meaning: Named for Gifford Pinchot, 20th century American forester and conservationist
Latin Pronunciation: pin-SHO-ee-eye

pinch back (syn. pinch out)

To remove the growing tips on main stems, usually using the fingernails of thumb and forefinger, in order to induce branching and thereby thicken and strengthen the plant.

Meaning: Identified and named by Michaux for Charles Cotesworth Pinckney, founding father and signer of the U.S. constitution
Latin Pronunciation: PINK-nee-ya

Meaning: Growing (dwelling) in the Pindus Mountains (Northern Greece)
Latin Pronunciation: pin-dee-KOH-luh

Meaning: Derivation of the Nepalese vernacular name for this species
Latin Pronunciation: PIND-row

Meaning: Named for Giovanni Vincenzo Pinelli, 16th century Italian, of the Botanic Gardens of Naples
Latin Pronunciation: pie-NEL-ee-uh

Meaning: Relating to the pine
Latin Pronunciation: PY-nee-uh
Alternative Self-Pronouncing:py-NEE-uh

Meaning: Relating to the pine
Latin Pronunciation: PY-nee-um
Alternative Self-Pronouncing:py-NEE-um

Meaning: Of pine forests
Latin Pronunciation: py-neh-TO-rum

Latin Pronunciation: pye-nee-us
Meaning: of or pertaining to Pines.

Meaning: From the Latin pinguis (small and fat one), meaning fat (or plump) leaves
Latin Pronunciation: pin-gwee-FOH-lee-a

Meaning: Fruits shaped like a pine cone
Latin Pronunciation: pin-ee-KAR-puh

Meaning: From the Latin pinguis (small and fat one), meaning fat (or plump) leaves
Latin Pronunciation: pin-gwee-FOH-lee-um

Meaning: From the Latin pinguis (small and fat one), meaning fat (or plump) leaves
Latin Pronunciation: pin-gwee-FOH-lee-us

Meaning: Fruits shaped like a pine cone
Latin Pronunciation: pin-ee-KAR-pus

Meaning: Like pine leaves
Latin Pronunciation: pin-ee-FOH-lee-um

Meaning: Like pine leaves
Latin Pronunciation: pin-ee-FOH-lee-uh

Latin Pronunciation: pye-nif-foh-lee-us
Meaning: Pine- leaved.

Meaning: Dwarf pine
Latin Pronunciation: pin-IN-ah-nuh

Meaning: Feather-shaped
Latin Pronunciation: pin-NAY-tuh

Meaning: Fruits shaped like a pine cone
Latin Pronunciation: pin-ee-KAR-pum

pinna (pl. pinnae)

One of the primary divisions of a pinnate or compoundly pinnate frond or leaf.

pinnate

Consisting of several leaflets arranged on each side of a common petiole or rachis on a compound leaf or frond. 2. The feather vein pattern of simple leaves.

pinnately compound

With leaflets arranged in two rows along an axis.

pinnately veined

Penninerved. See also: pinnate.

Meaning: Pinnately divided, finely cut
Latin Pronunciation: pin-nat-ih-FY-duh
Alternative Self-Pronouncing:pin-nat-ee-FEE-duh

pinnatifid (syn. pinnatipartite)

Divided in a pinnate manner, but with leaflets not entirely separate.

Meaning: Pinnately divided, finely cut
Latin Pronunciation: pin-nat-ih-FY-dum
Alternative Self-Pronouncing:pin-nat-ee-FEE-dum

pinna (pl. pinnae)

One of the primary divisions of a pinnate or compoundly pinnate frond or leaf.

Latin Pronunciation: pin-nat-tiff-id-us
Meaning: leaves cut or divided (pinnatifld) but not separate about a common axis (pinnate) or compound (leaves in groups).

Latin Pronunciation: pin-nat-if-fronz
Meaning: with finely divided fronds or foliage.

Latin Pronunciation: pin-nat-in-nerv-iss
Meaning: with finely divided veins.

pinnatisect

Deeply cut, all the way to the axis.

Meaning: Pinnately divided
Latin Pronunciation: pin-uh-tee-SEK-tuh

Meaning: Pinnately divided
Latin Pronunciation: pin-uh-tee-SEK-tus

Meaning: Pinnately divided
Latin Pronunciation: pin-uh-tee-SEK-tum

Meaning: Having feathered stipules
Latin Pronunciation: pin-na-tih-stip-yoo-LAY-ta

Latin Pronunciation: pin-nay-tus
Meaning: with leaflets on the sides of the main leaf axis (pinnate).

Meaning: Feather-shaped
Latin Pronunciation: pin-NAY-tum

Meaning: Feather-shaped
Latin Pronunciation: pin-ni-FY-ti-duh

Meaning: Feather-shaped
Latin Pronunciation: pin-ni-FY-ti-dum

Meaning: Feather-shaped
Latin Pronunciation: pin-ni-FY-ti-dus

Meaning: From the Spanish word for this species, native to Spain
Latin Pronunciation: pin-SAH-po

pinnule

A secondary pinna; one of the pinnately disposed divisions of a pinna.

pip

1. The small seed of a fruit, like that of an apple or an orange. 2. An individual rootstock of lily of the valley or a similar plant.

Meaning: Tastes like pepper
Latin Pronunciation: pip-er-AY-tuh

Meaning: Tastes like pepper
Latin Pronunciation: pip-er-AY-tum

Meaning: Named for Charles Vancouver Piper, 20th century agronomist with the USDA and expert on PNW flora
Latin Pronunciation: py-PER-ee-uh

Meaning: Pepper-like
Latin Pronunciation: pip-er-EE-tum

Meaning: From the Greek pipto (to fall) and aden (gland)
Latin Pronunciation: pip-tuh-DEE-nee-uh

Meaning: Tastes like pepper
Latin Pronunciation: pip-er-AY-tus

Meaning: From the Greek pipto (to fall) and ather (stalk)
Latin Pronunciation: pip-TAH-ther-um

Meaning: From the Greek pipto (to fall) and chaite (bristle)
Latin Pronunciation: pip-toh-KAY-tee-um

Meaning: From the Latin piscis (fish) and caedo (cut down, kill), referring to its use as a fish poison
Latin Pronunciation: pis-SEE-duh

Meaning: From the Latin piscis (fish), referring to a fish pond
Latin Pronunciation: pih-SEE-nuh
Alternative Self-Pronouncing:pih-SY-nuh

Meaning: Comes from Piriapolis, Maldonado, Uruguay
Latin Pronunciation: pir-eye-uh-pol-EN-sis

Meaning: From the Latin piscis (fish), referring to a fish pond
Latin Pronunciation: pih-SEE-nus
Alternative Self-Pronouncing:pih-SY-nus

Meaning: Bearing peas
Latin Pronunciation: pee-SEE-fer-uh

Latin Pronunciation: pye-siff-er-us
Meaning: bearing Pea- like seed or fruit.

Meaning: Bearing peas
Latin Pronunciation: pee-SEE-fer-um

Meaning: Pea-like fruit
Latin Pronunciation: pee-soh-KAR-puh

Meaning: Pea-like fruit
Latin Pronunciation: pee-soh-KAR-pum

Latin Pronunciation: pye - soh - karp - us
Meaning: Pea-fruited.

pistil

The seed-bearing organ of the flower, consisting of the ovary, stigma, and style when present.

pistillate

Provided with pistils, and, in its more proper sense, without stamens.

pistillode

A sterile pistil, often rudimentary.

Meaning: Having leaves like Pitcairnia (genus named for William Pitcairn, 18th century London physician); also spelled pitcairniifolia
Latin Pronunciation: pit-karyn-ee-FOH-lee-a

Meaning: Having leaves like Pitcairnia (genus named for William Pitcairn, 18th century London physician); also spelled pitcairnifolia
Latin Pronunciation: pit-karyn-ee-eye-FOH-lee-a

pitch

Lumps of resin found on the bark of trees.

pitcher-shaped

Campanulate, but with a distinct narrowing near the open end.

pitcher

Any tubular or cup-like vessel, most often a modified leaf, generally used to trap insects which provide nitrogen to a plant growing in an acid environment.

Meaning: Named for Dr. Zina Pitcher, 19th century U.S. Army surgeon and botanist
Latin Pronunciation: PITCH-er-ee

pith

The spongy or hollow center of twig or some stems.

Meaning: From the Greek pithekos (ape or monkey) and ctenion (comb), referring to the spiny fruit
Latin Pronunciation: pith-ee-kok-TEE-nee-um

Meaning: Named for Henri Francois Pittier, 20th century Swiss botanist and biologist who collected in Venezuela
Latin Pronunciation: pit-ee-ER-ee

Meaning: Resembles pitys (Pine), referring to the pine-like foliage
Latin Pronunciation: pit-ee-OY-deez

pitted

Marked with small depressions or pits.

Meaning: From the Greek pitys (pine or fir tree), referring to its resemblance to pine
Latin Pronunciation: pit-ee-OP-sis

Meaning: From the Greek pitys (pine or fir tree) and phyllus (leaves)
Latin Pronunciation: pit-ee-FIL-uh

Meaning: From the Greek pitys (pine or fir tree) and phyllus (leaves)
Latin Pronunciation: pit-ee-FIL-um

Meaning: Calm
Latin Pronunciation: plak-AY-tuh

Latin Pronunciation: plak-kay-tus
Meaning: quiet, serene.

Meaning: Calm
Latin Pronunciation: plak-AY-tum

placenta

Any part of the interior of the ovary which bears ovules.

placentation

The arrangement of placentas within an ovary.

Meaning: From the Latin (flat cake), referring tot he flat and circular shape
Latin Pronunciation: pla-sent-ih-FOR-mee

Meaning: From the Latin (flat cake), referring tot he flat and circular shape
Latin Pronunciation: pla-sent-ih-FOR-miss

Meaning: From the Greek plagios (oblique, sideways) and bothros (pit, scar)
Latin Pronunciation: play-jee-oh-BOTH-rys

Latin Pronunciation: plan - if - floh - rus
Meaning: flat- flowered.

Meaning: Flat leaves
Latin Pronunciation: plan-ee-FOH-lee-uh

Meaning: Flat leaves
Latin Pronunciation: plan-ee-FOH-lee-um

Meaning: Flat foot (stalk)
Latin Pronunciation: plan-ee-pays

Latin Pronunciation: plan-if-foh-lee-us
Meaning: flat- leaved.

Meaning: With flat petals
Latin Pronunciation: plan-eye-PET-ah-lum

Meaning: With flat petals
Latin Pronunciation: plan-eye-PET-ah-la

Meaning: Flat trunk, stem
Latin Pronunciation: plan-ih-SKAY-puh

Meaning: Flat trunk, stem
Latin Pronunciation: plan-ih-SKAY-pum

Meaning: Flat trunk, stem
Latin Pronunciation: plan-ih-SKAY-pus

Meaning: Named for Elisha Newton Plank, early 20th century American botanist and collector in the southwest
Latin Pronunciation: PLANK-ee-eye

plankton

The floating or weakly swimming plants and animals occurring at any depth in bodies of water, often microscopic in size. See also: aeroplankton, edaphon.

Meaning: Resembling plantain
Latin Pronunciation: plan-tuh-JIN-ee-uh

plant

Any of the members of the kingdom Plantae typically lacking locomotive movement or obvious nervous or sensory organs and possessing cellulose cell walls and usually capable of photosynthesis.

Latin Pronunciation: plan - taj - inn - ee - us
Meaning: Plantain-like.

Meaning: Resembling plantain
Latin Pronunciation: plan-tuh-JIN-ee-us

Meaning: Water plantain
Latin Pronunciation: plan-TA-go a-KWA-tee-kuh

Meaning: Resembling plantain
Latin Pronunciation: plan-tuh-JIN-ee-um

plantation

A large farm of cultivated trees or plants, often of a single crop.

plant press (alt. field press)

A structure typically made of two ventilated frames 12 X 18 inches (30 X 45 cm.), within which plants may be arranged between sheets of driers and ventilators, tightly strapped together with press straps, in preparation of being added to a collection or herbarium.

plant labels

1. Plastic, wood, or metal stakes for gardens to indicate what seeds are planted where until they appear, and for varieties for evaluation. 2. Paper forms to include in drying plant samples, with formal printed forms as permanent labels on herbarium specimens. The minimum information required are the name of the collector, the location collected, the date collected, and hopefully, the correct identification of the specimen.

plantlet

A small plant, usually one produced vegetatively from a parent.

Meaning: Flat
Latin Pronunciation: PLAN-um

Latin Pronunciation: play-nus
Meaning: flat.

cell membrane (syn. plasma membrane, syn. plasmalemma)

A semipermeable limiting layer of cell protoplasm.

plasmodesma (alt. plasmodesm, pl. plasmodesmata)

One of the cytoplasmic strands that passes through openings in some plant cell walls and provide living bridges between cells.

plastid

Any of various cytoplasmic organelles of photosynthetic cells that serve in many cases as centers of special metabolic activities, e.g., chloroplasts.

plasticity

Flexibility; adaptability; capable of being repeatedly deformed without rupture.

plasmolysis

The shrinking of the cytoplasm away from the wall of a living cell due to the loss of water through osmosis.

Meaning: Having leaves like the Platanus (Plane Tree)
Latin Pronunciation: pla-tan-ih-FOH-lee-uh

Meaning: Having leaves like the Platanus (Plane Tree)
Latin Pronunciation: pla-tan-ih-FOH-lee-um

Latin Pronunciation: plat-an-noy-deez
Meaning: like the Plane-tree (Platanus).

Meaning: Flat or wide anthers
Latin Pronunciation: pla-TAN-ther-uh

Latin Pronunciation: plat - tanth - us
Meaning: broad- flowered.

plates

Flattened, rhizine-like structures on the lower surface of some lichens.

Meaning: Having leaves like the Platanus (Plane Tree)
Latin Pronunciation: pla-tan-ih-FOH-lee-uh

Meaning: Prefix meaning broad, flat
Latin Pronunciation: PLAT-ee

Meaning: From the Greek platys (broad) and ?kantha (thorn)
Latin Pronunciation: plat-ee-a-KAN-tha

Meaning: From the Greek platys (broad) and ?kantha (thorn)
Latin Pronunciation: plat-ee-a-KAN-thus

Meaning: From the Greek platys (broad) and ?kantha (thorn)
Latin Pronunciation: plat-ee-a-KAN-thum

Latin Pronunciation: plat-ik-kanth-us
Meaning: broad- thorned.

Meaning: Broad fruit
Latin Pronunciation: plat-ee-KAR-pum

Latin Pronunciation: plat-ik-karp-us
Meaning: broad- fruited.