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8. Corydalis sect. Leonticoides Candolle, Syst. 2: 114. 1821.
薯根延胡索组 shu gen yan hu suo zu
Cryptoceras Schott & Kotschy.
Herbs, perennial. Seedlings with one cotyledon. Tuber large, rounded to irregular; roots fascicled, from scattered positions. Stems and radical leaves attenuate toward long thin underground base; stem leaves 2, opposite, sessile, biternate to triternate; primary leaflets long petiolate, often appearing like 6 whorled leaves. Bracts entire. Lower petal usually strongly reflexed; nectary long, apex obtuse.
About 21 species: W Turkey to NW China and W Nepal, mainly in the Irano-Turanian region; one species in China.
Lower Taxon
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