The Collaborative International Dictionary of English v.0.48:
Dionaea \Di`o*n[ae]"a\, n. [NL., fr. Gr. ? a name of Aphrodite.] (Bot.) An insectivorous plant. See Venus's flytrap. [1913 Webster]WordNet (r) 3.0 (2006):
Dionaea n 1: a genus of the family Droseraceae [syn: Dionaea, genus Dionaea]