| Field notes | Mostly partly shaded places in the deciduous dipterocarp-oak forest, granite bedrock liana, stems green to maroonish; inflorescences axes and very base ofcalyx tube green dark red; standard very dark maroon-blackish on both sides wings yellow, keel light greenish; filaments pale light greenish, anthers light yellowish, stigma whitish, style and ovary lightgreen; leaflets dark green above, pale light greenish underneath |