1.
[syn: common unicorn plant, devil's claw, common devil's claw, elephant-tusk, proboscis flower, ram's horn, Proboscidea louisianica]
The Collaborative International Dictionary of English v.0.48:
elephant-tusk \elephant-tusk\ n.
an annual of the southern U.S. and Mexico (Proboscidea
louisianica) having large whitish or yellowish flowers
mottled with purple and a long curving beak.
Syn: common unicorn plant, devil's claw, common devil's claw,
proboscis flower, ram's horn, Proboscidea louisianica.
[WordNet 1.5]
WordNet (r) 3.0 (2006):
Proboscidea louisianica
n 1: annual of southern United States to Mexico having large
whitish or yellowish flowers mottled with purple and a long
curving beak [syn: common unicorn plant, devil's claw,
common devil's claw, elephant-tusk, proboscis flower,
ram's horn, Proboscidea louisianica]