Botanical Survey of India | Flora of India

JSP Page
Impatiens nigrescens Hook. f. in Rec. Bot. Surv. India 4: 28. 1905.


Herbs; stems pubescent towards apex. Leaves alternate, ovate-lanceolate to elliptic-lanceolate, slightly attenuate into petiole, acute at apex, serrate-dentate along margins, 1.5 - 9 x 1.2 - 3.5 cm, black when dry. Flowers 2.2 - 3.8 cm. Lateral sepals ovate, acuminate. Lip bucciniform, 1.4 - 1.7 cm long, 9 - 12 mm deep, spurred; spur filiform, 0.7 - 1.6 cm long. Standard more or less ovate, acutely pointed at apex, ca 6 x 5 mm. Wings bilobed, emarginate; basal lobes more or less elliptic with an appendage; distal lobes elliptic-ovoid. Capsules fusiform, acute, ca 1.7 cm.

Fl. & Fr. Aug.

Distrib. India: Assam.

Endemic.




JSP Page
  • Search