全叶延胡索 quan ye yan hu suo

Corydalis lineariloba Siebold & Zuccarini var. micrantha Ohwi; C. lineariloba var. papillata (Ohwi) Ohwi; ?C. repens var. manshurica Skvortzov; ?C. repens var. pubescens Skvortzov; C. turtschaninovii Besser var. papillata (Ohwi) Ohwi; Pistolochia repens (Mandl & Muehldorf) Soják.

Herbs, perennial, 8-14(-20) cm tall. Tuber globose, 1-1.5 cm in diam., flesh white, slightly bitter. Stems ascending, sharply geniculate at nodes, slender, weak, often with several branches from prophyll. Leaves biternate with rather discrete leaflets, glaucous abaxially, green or glaucous adaxially; leaflets orbicular to obovate, 6-25(-40) × 5-16(-20) mm, entire, sometimes divided, often with white stripes or flecks, smooth or margin with small scabrous papillae. Raceme (3-)6-14-flowered; bracts lanceolate to ovate, margin entire or apex slightly divided; lower bracts 8-12 × 3-6 mm; upper bracts smaller. Pedicel slender, 6-14 mm, sometimes at fruiting to 20 mm, glabrous or with small vesicular hairs. Flowers white, pale blue, or pale amaranth, often with darker pink midvein. Outer petals broad, flat, with smooth margin, apex smoothly emarginate, without mucro; upper petal 14-18 mm; spur straight, cylindric, 6-9 mm; nectary extended through ca. 1/2 of spur, acuminate; inner petals 5-7 mm; dorsal crests prolonged beyond petal apex 1/7-1/5. Capsule broadly elliptic or ovoid, 8-10 mm, 4-6-seeded. Seeds in 2 rows, ca. 1.5 mm, smooth. Fl. and fr. Apr-May.

Shrubs, forest margins, forests; 700-1000 m. Heilongjiang, Jilin, Liaoning [Korea, Russia (Far East)].