多叶紫堇 duo ye zi jin

Herbs, perennial, deep green, 6-20 cm tall, glabrous. Rhizome slender, sparsely set with scales, ca. 2 mm in diam. (fresh branches ca. 1 mm in diam.), terminating in thicker parts emitting long fleshy roots 1(-1.5) mm in diam., apically with 2-sided rosette of leaves with long sheathing bases. Stems 1-4, axillary from below terminal rosette, erect, simple, near base or central part often with 1 or 2 leaves, sometimes without leaf. Rosette leaves: petiole 3-12 cm; blade triangular or ovate, 2-8 × 1.5-6 cm, bi- to tripinnate; pinnae 2-4 pairs; pinnules 1 or 2(or 3) pairs, all petiolate, deeply(1 or)2(or 3) × ternatisect into lanceolate segments 1.5-4 mm, apex acute-mucronate. Cauline leaves like basal leaves. Raceme corymbose, 6-15(-20)-flowered; bracts stalked, bi- to triternate to ternatisect, shorter and less divided upward, 8-20 mm, or uppermost ones much smaller. Pedicel erect, 10-20(-30) mm, slender. Sepals late caducous, green, 0.5-1 × ca. 0.5 mm, entire or with a few deep teeth. Flowers blue to purple, rarely white; outer petals navicular, acute; upper petal 14-19 mm, crest 1-2 mm wide, tapering to both ends, not or slightly overtopping apex, usually decurrent on spur; spur usually downcurved at apex, cylindric or slightly tapering, 4-7 mm, obtuse; nectary ca. 1/2 as long as spur; lower petal with narrow claw and rhombic acute limb; inner petals 10-11 mm. Stigma square; marginal papillae: 2 median distinct, lateral broad, indistinct; geminate papillae lateral and in basal corners. Capsule pendent from erect pedicel, fusiform, 10-13 × 3-3.5 mm, with prominent pale thick veins, explosively dehiscent; style ca. 2.5 mm. Seeds in 2 rows.

● Rocky slopes; 3600-5000 m. SE Xizang (Zayü), NW Yunnan (Dêqên, Gongshan, Zhongdian) [?Myanmar].