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2. Corydalis subg. Sophorocapnos (Turczaninow) Fukuhara & Lidén, Pl. Syst. Evol. 206: 419. 1997.
黄堇亚属 huang jin ya shu
Sophorocapnos Turczaninow, Bull. Soc. Imp. Naturalistes Moscou 21: 570. 1848.
Herbs, taprooted, annual, biennial, or chasmophytic (often short-lived) perennial, without persistent petiolar residues at base. Bracts lanceolate to ovate, small, often scarious, entire or slightly dentate. Petals not or only slightly fused to each other; spur obtuse, always less than 1/2 as long as corolla, and frequently only 1/5 as long; inner petals with rather broad rounded dorsal crests that usually overtop apex. Stigma bifid, with divaricate, ascending or deflexed-geniculate arms, usually with indistinct papillae. Capsules not explosively dehiscent, usually linear; replum sometimes persistent.
Thirty species: C Asia from Iran eastward to W China, from the Himalayas to Japan, one section also in North America; 24 species (15 endemic, one requiring verification) in China.
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