Myoxanthus
 Myoxanthus (from Greek for dormouse and flower) is a genus of orchids with about 50 species widely distributed in Central and South America. This genus is a close ally of Pleurothallis.The genera Chaetocephala Barb.Rodr. Dubois-Reymondia H.Karst. Duboisia H.Karst. and Reymondia H.Karst. & Kuntze have been included in Myoxanthus.