Commelinales of Thailand
Commelinales comprises five families: Commelinaceae, Haemodoraceae, Hanguanaceae, Philydraceae, and Pontederiaceae. All the families combined contain over 800 species in about 70 genera; the majority of species are in the Commelinaceae.
Family: Commelinaceae (Spiderwort Family)
Genera: Commelina, Cyanotis, Murdannia, Tradescantia
Family: Pontederiaceae (Pickerel-weed)
Genera: Eichhornia, Monochoria