The Collaborative International Dictionary of English v.0.48:
Malvaviscus \Malvaviscus\ n. A small genus of shrubs of Central and South America: wax mallows. Syn: genus Malvaviscus. [WordNet 1.5]WordNet (r) 3.0 (2006):
Malvaviscus n 1: small genus of shrubs of Central and South America: wax mallows [syn: Malvaviscus, genus Malvaviscus]