The Collaborative International Dictionary of English v.0.48:
Loiseleuria \Loiseleuria\ prop. n. A genus of plants having only one species, the alpine azalea. Syn: genus Loiseleuria. [WordNet 1.5]WordNet (r) 3.0 (2006):
Loiseleuria n 1: one species: alpine azalea [syn: Loiseleuria, genus Loiseleuria]