长梗石蝴蝶 chang geng shi hu die

Petiole to 2 cm, puberulent; leaf blade orbicular-ovate to deltoid-ovate or deltoid, 6-12 X 6-14 mm, appressed puberulent to densely appressed puberulent, base cordate-truncate to truncate, margin repand, apex rounded; lateral veins inconspicuous. Cymes 1-3-flowered; peduncle to 8 cm, puberulent; bracts linear, 1.5-2 mm. Pedicel 2-3.5 cm. Calyx actinomorphic, 5-sect from base; segments equal, triangular-linear, ca. 2.2 X 0.8 mm, outside puberulent. Corolla white, outside sparsely puberulent, inside puberulent; tube ca. 2 mm; adaxial lip ca. 2.8 mm, distinctly 2-lobed; abaxial lip ca. 6.8 mm. Filaments ca. 1 mm, glabrous; anthers ellipsoid, ca. 0.6 mm, beakless; staminodes 2. Pistil ca. 4 mm; ovary ca. 1 mm, spreading pubescent toward style. Style spreading pubescent near base. Capsule ca. 5 mm. Fl. Sep-Oct, fr. Oct.

* Forests of hilly regions; 1100-1200 m. Yunnan (Suijiang Xian).