The Collaborative International Dictionary of English v.0.48:
Leontopodium \Leontopodium\ n. A genus of plants including the edelweiss (Leontopodium alpinum). Syn: genus Leontopodium. [WordNet 1.5]WordNet (r) 3.0 (2006):
Leontopodium n 1: edelweiss [syn: Leontopodium, genus Leontopodium]