CURCUMA PRASINA (ZINGIBERACEAE), A NEW SPECIES FROM THAILAND

Curcuma prasina (Zingiberaceae), a stenoendemic species from Thailand, is described and illustrated here. It differs from other similar species in Curcuma subgenus Hitcheniopsis in Thailand in its inflorescences composed of fertile green bracts only (lacking any white coma bracts), purple staminodes, and purple labellum with a bright yellow centre extending from the base to about two-thirds of the labellum towards the apex.