Utricularia ( Bladderwort )

Bladderworts may be either free-floating, terrestrial, or epiphytic annuals or perennials. These insectivores live in waters that attract mosquito. For the most part rootless, these free-floate...

Uncinia ( Hook Sedge )

Uncinia is an evergreen perennial that thrives in moist to swampy soil. Grown primarily for their colorful, grass-like leaves, the plant also produces spiked, dark brown flowers from mid to lat...

Uebelmannia ( Uebelmannia )

This cactus prefers moist, humid conditions and when grown as a houseplant, loves to be misted daily during the summer. At the onset of winter, do not water, but mist only when days warm or if ...

Ulex europaeus ( Furze )

Europaeus, also known as Furze, Gorse, or Whin, is an upright to rounded, bushy shrub with spine-tipped green shoots and rigid leaves. These small, evergreen shrubs have short, spine-like needl...

Ulmus alata ( Winged Elm )

Ulmus alata is a medium-sized elm, 30 to 40 feet tall. Branches spread and form a rounded crown. Common in the southern U.S., its distinguishing trait is the 2 corky wings that develop opposite...