Thai Impatiens divided into 7 sect.:
Enantiophyllon, Macrocentron, Microcentron, Megalocentron, Brachycentron, Longecalcaratae & Brevicalcaratae
Species of the Thai Impatiens and their habitat:
sect. Enantiophyllon & Macrocentron
Species of the Thai Impatiens and their habitat:
sect. Megalocentron & Brachycentron
Longecalcaratae & Brevicalcaratae
SHIMIZU Tatemi. 1979. A comment on the limestone flora of Thailand, with special reference to Impatiens : The Lectures on the Flora of Thailand. Acta phytotaxonomica et geobotanica. 30(4〜6), 180-187, 1979-12-20 [PDF File]