The Collaborative International Dictionary of English v.0.48:
Hugueninia \Hugueninia\ n. 1. A genus having only one species, the tansy-leaved rocket. Syn: genus Hugueninia. [WordNet 1.5]WordNet (r) 3.0 (2006):
Hugueninia n 1: one species: tansy-leaved rocket [syn: Hugueninia, genus Hugueninia]