Taxonomic Revision of the Genus Hedychium J. Ko..nig (Zingiberaceae) in Thailand

Pornpimon Wongsuwan1and Chayan Picheansoonthon1,21 Faculty of Pharmaceutical Sciences, Khon Kaen University,2 The Academy of Science, The Royal Institute of Thailand Abstract The genus Hedychium J. Koönig (Zingiberaceae) in Thailand is taxonomically revised, result of which 21 species and 6 varieties are enumerated. One taxon, H. forestii Diels, is recognized here as one of the four […]



The Genus Gagnepainia K. Schum (Zingiberaceae) in Thailand

Chayan Picheansoonthon1,2and Suppachai Tiyaworanant21 Fellow of the Royal Institute, Academy of Science2 Pharmaceutical Botany and Pharmacognosy Research Unit,Faculty of Pharmaceutical Sciences, Khon Kaen University Abstract Two rare Thai medicinal plant species of the genus Gagnepainia K. Schum. (family Zingiberaceae), G. godefroyi (Baill.) K. Schum. and G. thoreliana (Baill.) K. Schum., are enumerated. Descriptions and illustrations […]



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,  Abstract  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, […]