甲格黄堇 jia ge huang jin

Corydalis drakeana Prain var. tibetica C. Y. Wu & H. Chuang.

Herbs, annual, 25-80 cm tall, with slender taproot. Stems zigzag, slender, stiff, leafy and branched throughout. Leaves: petiole 2-10 cm, sheathing at base; blade triangular, 3-8 × 3-6 cm, 3-4 × ternate (or sub-bipinnate); ultimate leaflets entire to deeply divided into 2-4 obovate obtuse mucronate lobes. Racemes long, lax, ± secund, 4-10-flowered; bracts oblanceolate, 3-6 mm, entire or apically dentate, (lowermost sometimes larger and much divided), ± papillose on abaxial veins. Pedicel 3-4 mm, strongly recurved in fruit. Sepals ca. 0.5 × 0.5-1 mm, dentate. Corolla yellow, with greenish markings, sometimes spur purplish; outer petals narrow, without or with very narrow crest, subacute; upper petal 12-14 mm; spur straight, 7-9 mm, thin; nectary ca. 2/3 as long as spur; inner petals 6-8 mm. Stigma with 4 apical papillae and geminate lateral/subapical papillae. Fruit pendent, linear, 13-17 × ca. 1.5 mm, 8-15-seeded. Seeds orbicular, ca. 1.5 mm, smooth. Fl. and fr. Jul-Sep.

● Forest understories, among shrubs, burned areas, river gravel; 3000-3900 m. SE Xizang.