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

31. Corydalis heterocarpa Siebold & Zuccarini, Abh. Math.-Phys. Cl. Königl. Bayer. Akad. Wiss. 4(2): 173. 1845.

异果黄堇 yi guo huang jin

Herbs, biennial, 25-60 cm, with taproot. Stems angular, stout, 5-8 mm in diam., branched, leafy. Leaves: petiole 5-15 cm; blade glaucous on both surfaces or green adaxially, ovate to narrowly triangular, 10-20 × 7-12 cm, bipinnate; pinnae 4 or 5 pairs, shortly petiolulate or upper pinnae sessile; pinnules 2-4 pairs, sessile, ± deeply pinnatifid to coarsely dentate; lobes rounded to oblong, mucronate. Racemes spicate, 5-15 cm, densely 10-40-flowered; bracts linear-lanceolate to oblanceolate, 5-7(-10) mm, often long acuminate. Pedicel 4-6(-10) mm, decurved in fruit. Flowers yellow, abaxially brownish purple toward apex. Sepals ovate-triangular, 1-1.5 mm, slightly dentate. Outer petals narrowly acute, without crest; upper petal 18-20 mm; spur downcurved/saccate at apex, 5-6 mm, rounded-obtuse; nectary extended through ca. 2/3 of spur, apex hooked-curved; lower petal 12-14 mm; inner petals 11-13 mm. Stigma dichotomous, with ascending branches tipped with diffusely set off papillae, or with a central pair of longer distinct papillae. Capsule oblong, flattened, 20-26 × ca. 4 mm, ± slightly contorted but not torulose, 16-21-seeded with a beak 3-4 mm, tipped with style 3-3.5 mm. Seeds in 2 rows, 1.5-2 mm, spinulose; caruncle cap-form. Fl. and fr. May.

Coastal sands. Shandong, NW Zhejiang (Putuo) [Japan].


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