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FOC | Family List | FOC Vol. 8 | Saxifragaceae | Chrysosplenium

2. Chrysosplenium nudicaule Bunge in Ledebour, Fl. Altaic. 2: 114. 1830.

裸茎金腰 luo jing jin yao

Herbs 4.5-10 cm tall. Stems sparsely papillose and pilose, usually leafless. Basal leaves with petiole 1-7.5 cm, proximally brown pilose; leaf blade reniform, ca. 0.9 × 1.3 cm, leathery, both surfaces glabrous, brown pilose and papillose at sinus, margin shallowly (7-)11-15-dentate, teeth broadly orbicular, ca. 3 × 4 mm, usually overlapping at margin, retuse and 1-verrucose at apex. Cyme dense, ca. 1.1 cm, subglabrous; bracteal leaves broadly ovate to flabellate, 3-6.8 × 2.8-8.1 mm, leathery, abaxially glabrous, adaxially sparsely brown pilose, brown pilose at sinus, shallowly 3-9-dentate, teeth broadly orbicular, ± overlapping at margin, 1-verrucose at apex. Hypanthium brown pilose. Sepals erect, ± overlapping, broadly orbicular, 1.8-2 × 3-3.5 mm, brown pilose and papillose at sinus, apex obtuse. Stamens 8, ca. 1.1 mm. Carpels subequal; ovary semi-inferior; styles 0.6-0.8 mm. Capsule ca. 3.4 mm, apex retuse; carpels subequal; rostrums ca. 0.7 mm. Seeds dark brown, shiny, ovoid, 1.3-1.6 mm, smooth, glabrous.

Rock clefts; 2500-4800 m. Gansu, Qinghai, ?Shaanxi, Xinjiang, E Xizang, NW Yunnan [Mongolia, Nepal, Russia].


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