Botanical Survey of India | Flora of India

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Impatiens lawsonii Hook. f. in Rec. Bot. Surv. India 4: 45. 1906.

Epiphytes, scapigerous, tuberous herbs, up to 15 cm high. Leaves radical, ovate, cuneate, obtuse or rounded, sparsely hairy above, petiolate, 2 x 1.2 cm; petioles up to 2 cm long. Flowers white, ca 1 cm across, in 4 - 6-flowered, straight scapes, bracteate; bracts ca 1.5 mm long, persistent; pedicels filiform, in fruit ca 2 mm long, glabrous. Lateral sepals ovate, acuminate, 3 - 4-nerved. Lip funnel-shaped; spur conical. Standard hood-like, enclosing stamens. Wings 3-lobed, ca 1.5 cm long; dorsal auricle short, spiniferous, pale pink with yellow tinge at centre, whitish outside. Capsules ovate, raised in centre, glabrous; seeds powdery, minute, hairy.

Fl. & Fr. Aug. - Sept.

Distrib. India: On moist tree trunks in ghats at about 1200 m. Karnataka and Tamil Nadu.


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