Botanical Survey of India | Flora of India

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Impatiens formosa Hook. f. in Rec. Bot. Surv. India 4: 28. 1905.


Herbs, annual; stems branched. Leaves all alternate or upper sessile and whorled, lanceblate to lanceolate-elliptic, attenuate into petiole, acute to acuminate at apex, coarsely serrate along margins with lower teeth terminating in filiform appendages, 4.2 - 12 x 1.5 - 4 cm, slightly pubescent above, glabrous below; stipular glands 2 - 2.5 mm long. Flowers pedunculate, ca 3 cm long, pinkish; peduncle axillary, 2 - 5 cm long; bracts linear; pedicels very slender, 1.5 - 2 cm long. Lateral sepals linear-lanceolate, ca 3 mm long. Lip obliquely navicular, 2 - 3 cm long, spurred; spur narrow, curved. Standard semicucullate, ca 7 x 11 mm (when flattened), with appendage. Wings ca 2.6 cm long; basal lobes ovate, ca 1.2 cm; distal lobes semiovate to ovate-elliptic, ca 1.4 cm. Capsules turgid at middle, narrowed at both ends, 1.7 - 2.5 cm long.

Fl. & Fr. July - Oct.

Distrib. India: E. Himalayas, 910 - 1650 m. Meghalaya.

Endemic.




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