| Field notes | mostly open places in the deciduous dipterocarp-oak forest, granite bedrock stems and petioles green; pedicels dull reddish, calyx pale greenish-maroonish; standard outside light yellowish with dense vertical maroon streaks, lines, or blot, especially medially, standard inside light yellow; wings yellow outside, yellow inside, outside with maroon dots and streaks; keel light greenish with maroon lines; filaments pale light greenish-whitish, anthers and stigma orange, style and ovary light green; blades dark green with lighter green midnerve, light green underneath |