西藏高山紫堇 xi zang gao shan zi jin

Herbs, perennial, condensed, very glaucous, glabrous. Rootstock long, slender, clothed at least apically with straw-colored shiny membranous lanceolate scales and remnants of petioles. Stems 1-4, simple, 4-7 cm, naked below, above with 1 or 2 (subopposite) leaves. Radical leaves many; petiole slightly longer than blade, broadly vaginate; blade oblong, 1.5-3 × 1-1.5 cm, bipinnate; primary leaflets 3 or 4 pairs; secondary leaflets in 1-3 pairs, deeply 3-6-divided; lobes ± overlapping, obovate to lanceolate, 2-4 × 1-2 mm, very fleshy, usually with minute purple spots. Racemes dense, 3-6(-8)-flowered; bracts 6-12 mm; lower ones cuneate-palmatisect or pinnatifid; upper ones 3-divided. Pedicel 8-15 mm, suberect, at fruiting arcuately recurved at apex. Sepals 0.5-1 mm, finely dentate. Corolla pale yellow, with distinct veins; outer petals slightly darker (purplish brown?) toward apex, without or with narrow and short crest; upper petal ca. 16 mm, acute; spur straight or slightly downcurved, cylindric, 7-9 mm; nectary 1/2-2/3 as long as spur; inner petals 7-8 mm. Stigma square, apically broadly and shallowly emarginate, marginal papillae broad and confluent; style swollen below stigma. Fruit pendent, narrowly obovoid, 10-13 × ca. 2.5 mm, 4-10-seeded; style ca. 2 mm. Seeds smooth.

Alpine slopes; [?4100-]5000-5400 m. W Xizang (Zanda) [Kashmir (Ladakh)].