The Genus Hemiorchis Kurz (Zingiberaceae) in Thailand

Chayan Picheansoonthon

Fellow of the Royal Institute, Academy of Science. 
Pharmaceutical Botany and Pharmacognosy Research Unit, 
Faculty of Pharmaceutical Sciences, Khon Kaen University, 


Two species of the genus Hemiorchis Kurz (Zingiberaceae), H. burmanica Kurz and H. rhodorrhachis K. Schum., are enumerated for Thailand. Descriptions and illustrations of both taxa are given. 

Key words: Hemiorchis Kurz, Thailand, H. burmanica Kurz, H. rhodorrhachis  K. Schum.