D. longiracemosa. A, B. Habit and habitat; C, D. Inflorescence; E. Close-up of inflorescence, showing flowers on brachyblasts; F. Flowers on a late blooming day, turning to a more pink hue; G. Flowers on an early blooming day, displaying white coloration; H. Pods; (I–III) flowers (front and side view); (IV) standard petal; (V) wing petals; (VI) keel petals; (VII) stamens and pistil; (VIII) pistil; (IX) stamens; (X) inflorescence with leaves. Scale bars: 1 mm (IV–IX); 2 mm (I–III); 10 cm (X). Photos by Punvarit Boonprajan (A–C, G, X), Yotsawate Sirichamorn (D–F, H), and Saruta Oncham (I–IX).