椭圆钻地风 tuo yuan zuan di feng

Shrubs scandent. Branchlets brown-red, terete, glabrous. Petiole 1.5-6.5 cm, glabrous; leaf blade abaxially gray-green, adaxially dark green, elliptic, 7-12 × 3-7 cm, thickly papery, abaxially densely granulate glandular, glabrous except slightly barbate at vein axils, adaxially glabrous, secondary veins 8-10 on both sides of midvein, unbranched, curved, base cuneate to obtuse, margin entire, slightly reflexed, apex acute to shortly acuminate. Inflorescences corymbose, densely brown pubescent when young, glabrescent. Sterile flowers with expanded sepal 1, yellow-white, oblong to lanceolate, 2-4.5 × 0.9-1.9 cm, both ends obtuse to subacute. Fertile flowers with calyx sparsely pubescent; tube obconical, ca. 1 mm; teeth triangular, ca. 0.5 mm. Petals yellowish, oblong to ovate, 2-2.5 × 1-1.3 mm, apex subacute. Stamens subequal, 8-10 mm; anthers subglobose, ca. 0.5 mm in diam. Style ca. 1 mm; stigma small. Capsule obconical, 4.5-5.5 × ca. 2.5 mm including style, projected apical part shortly conical, ca. 0.5 mm. Seeds brown, slightly compressed, 2-2.8 mm including wings; wings 0.5-1 mm, basal one yellowish white, subulate, shorter than apical one. Fl. Jul, fr. Oct.

* Sparse forests or thickets on mountain slopes and ridges, rocks in valleys; 1400-2100 m. Guizhou, Sichuan, Yunnan.

The spelling of the specific epithet follows the protologue; in FRPS, it was given as "Schizophragma ellipsophyllum."