U
ubiquitous (yoo-BIK-wi-tuhs) Everywhere; growing in all types of habitats.
uliginosa: Capanemia uliginosa 'Dolores' CCM/AOS grows in swampy forests In Minas Gerais and Rio de Janeiro states of Brazil.
uliginosus, -a, -um (yew-lij-in-OH-sus) Of or from marshes and wet places.
umbel (UM-bell) An inflorescence in which the peduncles or pedicels of a cluster spring from the same point on the floral axis.
umbellate (UM-bell-ayt) Like an umbel
umbellet (UM-bell-et) A secondary umbel
umbrosus, -a, -um (um-BROH-sus) Shade-loving.
uncinatus, -a, -um (un-sin-AY-tus) Hooked; bent at the end; like a hook; uncinate.
undulatus, -a, -um (un-dew-LAY-tus) Waved; wavy; with a wavy margin or surface; undulate.
unguiculatus, -a, -um (un-gwik-yew-LAY-tus) Contracted at the base into a claw or narrow stalk; unguiculate.
uni- (YOO-nee or YOO-nih) A prefix meaning one.
unicornis, -e (yew-ni-KOR-niss) One-horned.
uniflora: Anguloa uniflora bears single flowers.
uniflorus, -a, -um (yew-ni-FLOR-us) One-flowered, or having single-flowered peduncles.
unifoliate (yew-ni-FOH-lee-ayt) One-leaved.
unilateral (yew-ni-LAT-er-ul) One-sided; arranged on a single side only; secund.
unisexual: Cycnoches cooperi bears flowers that are either male or female. Shown here is a female flower.
unisexual (yew-ni-SEK-shu-al) With flowers of one sex only, either staminate (male) or pistillate (female).
urceolatus, -a, -um (er-see-oh-LAY-tus) Hollow and cylindrical or ovoid, and contracted at or below the mouth like an urn; urn-shaped; urceolate.
urens (YEW-renz) Stinging; burning.
urophyllus, -a, -um (yew-roh-FILL-us) With leaves like a tail.
ursinus, -a, -um (er-SYE-nus) Like a bear, in smell or other respects.
utilis, -e (YEW-till-iss) Useful.
utricle (YEW-trih-kuhl) A bladder-like body
utricularioides (yew-trik-yew-layr-ee-OY-deez) Resembling the bladderwort, Utricularia (Lentibulariaceae.)
utriculatus, -a, -um (yew-trik-yew-LAY-tus) Bladderlike; inflated; utriculate.