This is a small, evergreen tree with a conical habit. It often has trailing branchlets with flat shoots. Scale-like leaves are diamond shaped on young shoots and triangular on older shoots, bright green on top and silvery underneath. They grow […]
Thrinax morrisii ( Brittle thatch palm )
Thrinax morrisii is a small palm with a slim-, upright stems. Leaves are divided halfway into 33 to 58 narrow lobes, densely white to tan-scaly underneath, then glabrous blue-green above. Produces white to yellow or orange flowers in loose-arching panicles. […]
Thrinax bahamensis ( Brittle thatch )
Thrinax bahamensis is a small palm with a slim-, upright stems. Leaves are divided halfway into 33 to 58 narrow lobes, densely white to tan-scaly underneath, then glabrous blue-green above. Produces white to yellow or orange flowers in loose-arching panicles. […]
Thlaspi macrophyllum ( Thlaspi )
Semi-evergreen perennial with scalloped leaves. Malodorous corymbs of white flowers with light green veins bloom in early spring. Flat, heart-shaped fruit follow blooms. Ideal for groundcover underneath trees and shrubs. Also referred to as Pachyphragma.
Thlaspi bulbosum ( CommonName Not Available )
Bulbosum is a tufted, tuberous-rooted perennial with rosetts of ovate to ovate-oblong or rounded, entire or toothed, glaucous, dark green leves. Produces deep purple-violet flowers with spoon-shaped petals on loose, spike-like racemens. In general, this genus of short-lived perennials also […]
Thevetia peruviana ( Be-still tree )
Peruviana, also known as Be-still tree, is an upright, open shrub or small tree with lance-shaped, mid- to green leaves. Produces scented apricot-yellow flowers, followed by triangular-ovoid, red, later black seed pods. In general, Thevetia is fast growing. Foliage is […]
Thespesia populnea ( Portia Tree )
Upright or spreading, bushy evergreen tree with heart-shaped foliage. Single, yellow flowers with maroon marks in the centers bloom throughout the year where hardy.
Thermopsis rhombifolia ( Mountain false lupine )
Erect stems bear alternate 3-palmate leaves. Early summer yellow flowers are produced in erect, terminal racemes. Excellent for borders and wildflower gardens. They are quite forgiving of many conditions.
Thelypteris palustris ( Marsh fern )
Palustris, also known as Marsh fern, is a deciduous fern producing long, creeping rhizomes and long-stalked, upright, lance-shaped, pinnate, pale green fronds, consisting of up to 25 pairs of lance-shaped, deeply lobed pinnnae. In general, Thelypteris is a group of […]
Thelypteris hexagonoptera ( Broad Beech Fern )
Deciduous fern with broad and triangular-shaped, light green fronds. Long-stalked. Must have reliable moisture. Ideal for moist, shady border or among rocks. Also referred to as Phegopteris hexagonoptera.
