Corydalis chinensis Franchet; C. micropoda Franchet.

Herbs, annual, glaucous, 20-50 cm tall, with thin taproot. Stems leafy, branched. Basal leaves long petiolate; blade pale abaxially, green adaxially, nearly deltoid, 5-9 cm, pinnate to bipinnate; once lobed blades 2 or 3 pairs, shortly petiolulate; twice lobed blade nearly sessile, obovate, pinnately lobate; segments narrowly ovate, apex obtuse, nearly mucronate. Cauline leaves like basal leaves. Raceme distantly 3-10-flowered; bracts narrowly ovate to lanceolate, apex acuminate, margin entire, sometimes upper bracts distant with teeth, ca. equal to pedicels or slightly longer. Pedicel ca. 5 mm. Sepals nearly orbic- ular, small, ca. 1.5 mm, dentate. Flowers pink to amaranth, flat. Outer petals broad and flat, apex retuse, without crest; upper petal 1.5-2 cm; spur cylindric, base slightly downcurved, ca. 1/3 as long as petal; nectary long, ultimately nearly extended to spur, most adhering on spur, nectary end not narrow; lower petal near base attenuate; inner petals crested; claw slender, slightly longer than petal lobes. Stigma horizontal, fusiform, each end with a papilla, apex grooved, groove with very small papilla. Capsule drooping, linear, 3-3.5 cm, with seeds in 1 row. Seeds lenticular, pitted, with whitish dots flanking hilum area, ca. 1.5 mm. Fl. and fr. Apr-Jul.

● Channel sides, stony places, roadsides; 400-1200 m. Anhui, Fujian, Gansu, Guizhou, Hebei, Henan, Hubei, Hunan, Jiangsu, Jiangxi, Liaoning (Qianshan), Shaanxi, Shanxi, Sichuan, Yunnan, Zhejiang [?Japan].