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FOC | Family List | FOC Vol. 7 | Papaveraceae | Corydalis

47. Corydalis fumariifolia Maximowicz, Mém. Acad. Imp. Sci. St.-Pétersbourg Divers Savans. 9 [Prim. Fl. Amur.]: 39. 1859.

堇叶延胡索 jin ye yan hu suo

Corydalis ambigua Chamisso & Schlechtendal var. amurensis Maximowicz; C. ambigua f. dentata Y. H. Chou; C. ambigua f. fumariifolia (Maximowicz) Kitagawa; C. ambigua f. multifida Y. H. Chou; C. ambigua lusus rotundiloba Maximowicz; C. lineariloba Siebold & Zuccarini var. fumariifolia (Maximowicz) Kitagawa; C. lineariloba f. pectinata (Komarov) Kitagawa; C. remota Fischer ex Maximowicz var. fumariifolia (Maximowicz) Komarov; C. remota var. pectinata Komarov; C. turtschaninovii Besser f. fumariifolia (Maximowicz) Y. H. Chou.

Herbs, perennial, glabrous or rarely with minute vesicular hairs. Tuber rounded, 1-1.5 cm. Stems erect or basally ascending, 8-21(-28) cm, simple or with a late branch from prophyll, above with 2 (rarely 3) leaves. Leaves green, biternate to triternate, glabrous, sometimes veins and leaf margin papillose-scabrid; leaflets highly variable, entire to deeply divided; ultimate segments linear, lanceolate, elliptic, or ovate, entire, rarely serrate or undulate. Raceme 5-12(-15)-flowered; bracts broadly lanceolate, ovate, or obovate, entire or usually pectinately or digitately dentate or divided. Pedicel straight, 5-14 mm, slender. Sepals minute. Flowers light blue or indigo, rarely purple or white; inner petals nearly white. Upper petal 20-25 mm, petal margin ± upcurved; spur 8-12 mm; nectary extended through ca. 1/3 of spur, apex shortly acute; lower petal straight or shallowly saccate, with short claw, limb clearly set off, broadest at base, 6-10 mm wide, apex emarginate without a mucro in sinus; inner petals 8-13 mm. Stigma nearly square, with 4-6 apical papillae and lateral and basal geminate papillae. Capsule often streaked reddish brown, linear-oblong, (15-)20-25(-30) × 2.5-3 mm, with a distinct margin. Seeds in 1 row, ca. 2 mm in diam., smooth; caruncle obovate. Fl. and fr. Mar-May.

Forest margins, among shrubs; ca. 600 m. Heilongjiang (Yichun), Jilin (Linjiang, Liuhe, Tonghua), Liaoning (Fengcheng, Xingcheng, Yalu Jiang) [Korea, Russia (Far East)].

This species is represented in China by subsp. fumariifolia.


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