1. Annual of southern United States to Mexico having large whitish or yellowish flowers mottled with purple and a long curving beak
   - common unicorn plant, devil's claw, common devil's claw, proboscis flower, ram's horn, Proboscidea louisianica

Derived forms: elephant-tusks

Type of: herb, herbaceous plant

Part of: genus Proboscidea, Proboscidea

• potash
• potash alum
• potash muriate
• potassium
• potassium acid carbonate
• potassium alum
• potassium bicarbonate
• potassium bitartrate
• potassium bromide
• potassium carbonate
• potassium chlorate
• potassium chloride
• potassium cyanide
• potassium dichromate
• potassium ferrocyanide
• potassium hydrogen carbonate
• potassium hydrogen tartrate
• potassium hydroxide
• potassium iodide
• potassium muriate
• potassium nitrate
• potassium permanganate
• potassium sodium tartrate
• potassium-argon dating
• potation