Botanical Survey of India | Flora of India

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Impatiens scabrida DC., Prodr. 1: 687. 1824; Hook. f., Fl. Brit. India 1: 472. 1875 & in Rec. Bot. Surv. India 4: 7. 1904; Biswas, Pl. Darj. Sikkim Himal. 1: 208. 1966; H. Hara in Fl. E. Himal. 1: 196. 1966 & 2: 75. 1971. I. practermissa Hook. f. in J. Linn. Soc., Bot. 37: 29. 1904 & in Rec. Bot. Surv. India 4: 18. 1905; I. cristata Roxb., Fl. Ind. 2: 456. 1824; Hook. f. in Rec. Bot. Surv. India 4: 10. 1904.


Hindi: Tilura, Rindliya.

Herbs, annuals, 60 - 120 cm high; stems branched. Leaves alternate, ovate-lanceolate to ovate-oblong, attenuate into petiole at base, subacute to acuminate at apex, serrate to dentate along margins with filiform appendage, 5 - 17 x 2 - 8.5 cm, green above, pale-green beneath, pubescent on both sides; petioles with two sessile glands at base. Flowers ca 3 cm long, yellow, speckled with brown; peduncles 1 - 4-flowered, pubescent; bracts lanceolate, acuminate; pedicels slender. Lateral sepals ovate, acuminate, ca 7 x 4 mm, pubescent. Lip navicular, 0.8 - 1 x 0.8 - 1.4 cm; spur abruptly constricted, curved, 1.3 - 3.5 cm long. Standard suborbicular, crested; crest dorsal, horn-like, acutely short-pointed at apex. Wings bilobed, ca 2.2 cm long; basal lobes broadly obovate, ca 1.2 x 0.8 cm; distal lobes narrowly oblong, 1 - 1.2 cm long. Capsules erect, oblong, acute, 3.5 - 5 cm long, puberulous; seeds ovoid, rugose.

Fl. & Fr. Sept. - Oct.

Distrib. India: E. & W. Himalayas, 2200 - 3300 m. Jammu & Kashmir, Himachal Pradesh, Uttar Pradesh, W. Bengal, Sikkim and Arunachal Pradesh.

Nepal, Bhutan and Pakistan.

Chromosome no. 2n = 14,20 (Khoshoo, T.N. in Curr. Sci. 24: 223 - 224. 1955); 2n = 18 (Chatterjee, A. & A.K. Sharma in Nucleus 13: 179 - 200. 1970).




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