拟锥花黄堇 ni zhui hua huang jin

Corydalis denticulatobracteata Fedde; C. paniculata C. Y. Wu & H. Chuang.

Herbs, perennial, very glaucous, 8-50 cm tall, slightly fleshy. Rootstock slender, 3-5 mm in diam., simple or often branched. Stems few to several, ascending to suberect, leafy and branched throughout. Petiole shorter than to ca. as long as blade; radical leaves few, vaginate; blade ovate-oblong, 6-17 × 4-10 cm, bipinnate; pinnae 3-6 pairs, petiolulate; pinnules ca. 3, shallowly to deeply cut into 2-5 obovate, obtuse to acute lobes; uppermost leaves much smaller, ± scabrid on veins below. Racemes 10-25-flowered, often branched at base or with lateral racemes from uppermost leaves, dense, elongating in fruit; bracts narrowly lanceolate to linear, 5-9 mm, lower ones often larger and divided, usually papillose-scabrid along veins and margins. Pedicel 4-8 mm, recurved in fruit. Sepals rounded, 1-2 mm, finely dentate. Flowers dirty yellow to orange. Outer petals acuminate, broadly to very narrowly crested, crest overtopping apex, ± dentate; upper petal 14-18 mm; spur slightly downcurved, 6-8 mm, slightly tapering toward obtuse apex; nectary extended through ca. 1/2 of spur; lower petal rhombic, acute, distal 1/2 reflexed, margin undulate; inner petals 7-8 mm. Stigma square, apex with 2 pillar-form central papillae flanked by a pair of broader and diffuse papillae, laterally and on basal lobes with geminate papillae. Capsule ovoid or oblong, 6-8 × 2-3(-4) mm, 2-4-seeded. Seeds 1.8-2 mm, smooth; caruncle small. Fl. May-Sep, fr. Jul-Oct.

Alpine grasslands, stony scree, field margins, disturbed sites; 3700-5000 m. SW and W Xizang [Bhutan, India (Sikkim), Nepal].