Polygala isocarpa Chod.

Herbs annual, erect, 5-14 cm tall. Stems terete, ridged, glabrous; branches corymbose. Petiole ca. 5 mm, winged; leaf blade green, ovate or ovate-triangular, 1.5-2.5 × 0.6-1 cm, papery, both surfaces glabrous, or only abaxially sparsely setose, margin ciliate, midvein and lateral veins evident, base cuneate, decurrent, margin entire, apex acuminate. Racemes terminal, ca. 7 cm after anthesis; bracts and bracteoles caducous, ovate, shorter than flowers, apex acute. Sepals 5; outer sepals 3, one persistent after anthesis, broadly ovate, ca. 1 mm, apex acuminate; inner sepals 2, oblong or ovate, ca. 2 × 1.5 mm, 3-veined, base unguiculate, apex rounded. Petals 3, connate in lower 2/3, yellow; lateral petals obliquely oblong, ca. 2 mm, apex truncate, oblique, obtuse; keel shorter than lateral petals, cucullate, apex with 2-lamellate, obtriangular appendages, glabrous. Stamens 8; filaments ca. 1.5 mm, lower 2/3 united, forming an open staminal sheath, not ciliate; anthers basifixed. Ovary obovoid or subglobose, ca. 1 mm in diam.; style gradually broadening from base toward apex, curved, apex funnelform; stigma at lower margin. Capsule broadly obcordate or suborbicular, ca. 2 mm in diam., narrowly winged, wing with distinct transverse veins, adaxially flat, concave. Seeds black, shiny, ovoid, ca. 1 mm in diam., tuberculate, glabrous; strophiole white, 2-lobed, decurrent. Fl. and fr. Sep-Oct.

Guizhou, Sichuan (Yanbian), SE Yunnan.

● On rocks in forests, grasslands, roadsides; 1200-1400 m.

Heterosamara isocarpa (Chodat) Paiva.

Polygala isocarpa là một loài thực vật có hoa trong họ Polygalaceae. Loài này được Chodat miêu tả khoa học đầu tiên năm 1914.

心果小扁豆（学名：Polygala isocarpa）为远志科远志属下的一个种。