- common unicorn plant, devil's claw, common devil's claw, elephant-tusk, proboscis flower, ram's horn, Proboscidea louisianica - annual of southern United States to Mexico having large whitish or yellowish flowers mottled with purple and a long curving beak
--1 is a kind of herb, herbaceous plant
--1 is a member of Proboscidea, genus Proboscidea