Description
The leaves have a rusty velvety upper surface.
This variety deviates from the other varieties in being white-flowered.
Petals lanceolate with short claw, the posterior one with a yellow patch.
Easily distinguished from other varieties also by the patently, densely hairy ovary.
Distribution
Asia-Tropical, Perlis present, S & SE Thailand present, S Cambodia present
S Cambodia, S & SE Thailand; Malesia: one locality in Peninsular Malaysia (Perlis)
Citation
Larsen & Larsen 1984 – In: Fl. Thailand: 10.
Larsen & Larsen 1973 – In: Nat. Hist. Bull. Siam Soc.: 14
Larsen & Larsen 1979 – In: Bot. Tidsskr.: 11
Craib 1928 – In: Fl. Siam. Enum.: 529.
Larsen & Larsen 1980 – In: Fl. Camb., Laos & Vietnam: 154
