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

233. Corydalis dolichocentra Z. Y. Su & Lidén, Novon. 17: 489. 2007.

雅曲距紫堇 ya qu ju zi jin

Herbs, perennial, ca. 10 cm above scree surface; stems and radical leaves attenuate to filiform underground base. Storage roots few, linear, thicker distally, to 25 cm. Stem ca. 18 cm including thin naked base, simple, with 2 leaves. Radical leaves: blade glaucous abaxially, dark green adaxially, triangular in outline, 4-7 × 4-8 cm, (pinnate) to bipinnate; pinnae 3 or 4, shortly stalked to sessile; pinnules ternatisect to pinnatifid into elliptic to oblanceolate acute lobes. Cauline leaves like radical leaves but smaller and less divided; lower petiole ca. 1 cm, upper leaves sessile. Raceme 10-flowered; bracts lanceolate to oblanceolate, 10-16 mm, entire or lowermost ones with a couple of teeth. Pedicel 7-8 mm. Sepals minute. Corolla pale bluish purple, with dark reddish purple keels and dark tips to inner petals; outer petals crest ca. 1 mm wide; upper petal 25-26 mm; spur gracefully downcurved, ca. 18 mm, slender, tapering toward apex; nectary ca. 6 mm; lower petal obovate; inner petals ca. 9 mm. Stigma square; marginal papillae: median 2 distinct, lateral broad, confluent; geminate papillae lateral (submarginal) and on well-developed basal lobes. Fruit unknown; ovary glabrous, with 8 ovules. Fl. Jul.

● Scree slopes near mountain summits, under Quercus; ca. 4700 m. SW Sichuan (Xiangcheng).


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