The Collaborative International Dictionary of English v.0.48:
Anemonella \Anemonella\ n. 1. 1 a genus consisting of one species: the rue anemone. Syn: genus Anemonella. [WordNet 1.5]WordNet (r) 3.0 (2006):
Anemonella n 1: one species: rue anemone [syn: Anemonella, genus Anemonella]