Botanical Survey of India | Flora of India

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Herbs, stems succulent, erect, angled. Leaves sessile, or upper leaves subsessile, opposite, linear to linear-elliptic, rounded or cordate at base, acute to acuminate at apex; finely serrate along margins, teeth very prominent, 3 - 7 x 0.3 - 0.5 cm; stipular glands persistent. Flowers large, white or reddish-white; pedicels axillary, highly variable, up to 4 cm long, glabrous. Lateral sepals linear, acute, ca 7 mm long. Lip bucciniform, with some markings on one side; abruptly constricted into spur; spur curved, 1.5 - 2 cm long, violet-red. Standard suborbicular, shortly acute, 5 - 7 x 4 - 8 mm, white. Wings 1.4 - 2 cm long; basal lobes ovate-triangular to ovate-elliptic, 3 - 6 x 2 - 4 mm; distal lobes broadly elliptic, with slight emargination, 1 - 1.6 x 0.6 - 1.2 cm, elliptic portion white with reddish tinge and also deep-violet. Capsules elliptic, turgid in middle, 0.7 - 1.5 x 0.2 - 0.7 cm; seeds many, glabrous, shining black.

Fl. & Fr. June - Nov.

Distrib. India: Orissa, W. Bengal, Sikkim, Assam and Meghalaya.

Nepal, Bhutan, Tibet, China, Bangladesh, Malaysia and Vietnam.




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