Polygala erioptera DC.

Very variable in habit, indumentum, thickness of root, leaf shape and size, flower colour and size, fruit and seed size and size of strophiole. Found throughout the country, up to 1400 m.alt.s.m. Fls.: greenish-blue, purple, yellowish or violet.

Annual or perennial, + pubescent, 5-32 cm tall. Leaves linear-filiform to obovate-lanceolate, obtuse or acute, 2-45 mm long, 0.75-8 mm broad, recurved. Racemes lateral, lax, shorter than leaves, 3-27 mm. Bracts persistent, shorter than pedicel. Sepals persistent; outer sepals unequal, upper larger than the lower ones, broadly hyaline margined; inner sepals ovate, obtuse, 3-5 mm long, 1.5-3 mm broad, enlarged in fruit, oblique, + pubescent, 3-nerved, veinlets anastomosing. Lateral petals shorter or equalling the keel; keel 2.5-4.5 mm, crested. Capsule elliptic-oblong, emarginate, 2.5-5 mm long, 1.5-3 mm broad, pubescent, marginal and apical hairs long, wing ± 0-0.75 mm. Seed pilose, strophiole 3-appendiculate, appendages minute.

Distribution: Arabia, Tropical Asia and Africa.

Fl. Per.: throughout the year.

Polygala erioptera là một loài thực vật có hoa trong họ Polygalaceae. Loài này được DC. miêu tả khoa học đầu tiên năm 1824.