Herb up to 25 cm. Leaves ovate to elliptic, 6-55 by 4-30 mm, acute, base attenuate, laxly short-hairy, ciliate, 0.5-1.5 cm petioled. Flowers c. 3 mm long, glabrous, orange-yellow to bright yellow. Ovary obcordate, the upper cell smaller; Capsule asymmetric, broadly obcordate, c. 2.5 by 3.5 mm, provided with 2 unequal cross-veined wings. Seed ± ellipsoid, tuberculate, shortly hairy, at micropylar side with a minute oblique appendage covered by a rather small, obliquely lobed aril, at chalazal side with a minute appendage.
Asia-Tropical: Malaya (Peninsular Malaysia present); Thailand (Thailand present), Burma present, Langkawi Is present
Burma, Thailand; in Malesia: Malay Peninsula (Langkawi Is.).
Similar to P. furcata ROYLE from N. India, latter has narrowly winged capsules without promi-Thailand and S. China, especially in the seed. The nent venation.