| proboscidea | (n) in some classifications included in the genus Martynia and hence the two taxonomic names for some of the unicorn plants, Syn. genus Proboscidea |
| proboscidea | (n) an order of animals including elephants and mammoths, Syn. order Proboscidea |
| proboscidean | (n) massive herbivorous mammals having tusks and a long trunk, Syn. proboscidian |
| common unicorn plant | (n) annual of southern United States to Mexico having large whitish or yellowish flowers mottled with purple and a long curving beak, Syn. common devil's claw, ram's horn, devil's claw, Proboscidea louisianica, elephant-tusk, proboscis flower |
| sand devil's claw | (n) alternatively placed in genus Martynia, Syn. Martynia arenaria, Proboscidea arenaria |
| sweet unicorn plant | (n) a herbaceous plant of the genus Proboscidea, Syn. Martynia fragrans, Proboscidea fragrans |