Botanical Survey of India | Flora of India

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Corydalis diphylla Wallich, Tent. Fl. Nap. 54. 1826. C. rutifolia auct. non Sibth. & Smith; Hook. f., Fl. Brit. India 1: 122. 1872 (as rutaefolia).


Herbs, perennial, erect or slightly decumbent, 10 - 30 (-40) cm high, glabrous or subglaucous; rootstock deeply underground with 2 - 5 cm long irregularly rounded tubers; stems slender, simple, grooved, becoming thinner and tapering towards base. Radical leaves absent. Cauline leaves 2, usually opposite or 3 whorled, 2 - 3 times ternate, 10 - 20(-25) cm long; petioles 1 - 5 cm long; leaflets oblong or ovate, 2 - 3 cm long, entire or pedately lobed; ultimate segments usually elliptic-oblong or obovate, obtuse, entire or subentire, subfleshy, unequal to subequal in size; middle lobe of each group consisting of 3(-5) lobes, the largest (10-) 15 - 40(-45) mm long and 5 - 10 mm broad, sometimes almost sessile, with 3 - 5 parallel inconspicuous veins; petiolules longer than petioles. Racemes laxly 3 - 8-flowered, axillary and terminal, 10 - 15 cm long, longer than leaves; pedicels 8 - 18 mm long, slender, spreading, elongating to 15 - 30 mm and deflexed in fruits; bracts sessile with broad base, leaf-like, ovate-lanceolate, acute,6 - 14 mm long, 3 - 5 mm wide, entire or subentire; flowers showy, purple or bright orange-red with violet-pink or darker tips, 15 - 20 mm long. Sepals suborbicular, denticulate, erose-margined, 1 - 1.5 mm in diam. Corolla 18 - 19 mm long; upper petal broad, upcurved, with winged margins, emarginate at apex, 7 - 10 mm wide; spur subcylindric to infundibuliform, usually upcurved, obtuse, ca 12 mm long, as long as or a little longer than lamina of upper petal; lower petal similar to upper petal, ca 1 cm long. Capsules ellipsoid or oblong-ovoid, abruptly narrowed at apex into 3 - 5 mm long curved persistent style, 10 - 15 mm long, 4 - 5 mm thick; valves tumid, parallel-veined, slightly brownish; seeds 5 - 8, biseriate, orbicular, flattened, ca 2 mm 10 diam., shiny black.

Fl. & Fr. March - July.

Distrib. India: N. W . and W. Himalayas in temperate forests, 2500 - 3200 m. Jammu &. Kashmir, Himachal Pradesh and Uttar Pradesh.

Pakistan, Nepal and Afghanistan.





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