Phlebochiton sarmentosum Lecomte, Bull. Soc. Bot. France 54: 528. 1907; Pegia bijuga Handel-Mazzetti; Phle bochiton sinense Diels.

Woody climbers; branchlets purplish brown, glabrous or subglabrous. Petiole and rachis grooved and minutely pubescent above, glabrous below; leaf blade 15-30 cm, imparipinnately compound with 11-15 opposite leaflets; leaflet petiolule 3-8 mm; leaflet blade oblong or oblong-elliptic, 4-9.5 × 1.5-4 cm, papery, adaxially with minute grayish white papillae, abaxially minutely yellow pubescent along midrib, ± glabrous and with tufts of hairs in axil of lateral veins, base subcordate, margin remotely serrate to entire distally, apex acuminate or acute, lateral veins 6-8 pairs, reticulate venation prominent abaxially. Inflorescence paniculate, 8-20 cm, loosely branched, sparsely, minutely appressed pubescent; floral subtending bracts subulate, ca. 1 mm, pubescent with ciliate margins. Pedicel 1-1.5 mm, glabrous. Calyx glabrous, lobes triangular, ca. 0.8 mm. Petals ovate to elliptic-ovate, ca. 1.5 mm. Stamens ca. 0.7 mm; filaments subulate. Disk 5-lobed. Ovary globose, ca. 1 mm in diam., glabrous; style ca. 0.5 mm. Drupe ellipsoid or ovate-globose, 10-15 × 8-10 mm, compressed. Seed subreniform. Fl. Feb-Apr, fr. Apr-May.

Forests and thickets on rocky soils; 200-900 m. Guangdong, Guangxi, SE Guizhou, SE Yunnan [Cambodia, Indonesia (Kalimantan), Laos, E Malaysia, Thailand, Vietnam].