Species Name (as per The IPNI) : Impatiens sulcata Wall.
Common name : Gigantic Himalayan balsam
Habit : Annual herb
Habitat : Understories of Picea forest, along canals, stream margins, pathside, shaded moist places; 2850-4000 m. altitude
Key identification features : A small bristle-like gland present between crenatures of the leaf
Flower, Fruit : July-October
Distribution :
Uttarakhand : Uttarakhand
Sikkim : North Sikkim (Mangan) district,East Sikkim (Gangtok) district
Native : Bhutan, East Himalaya, India, Nepal, Pakistan, Tibet, West Himalaya
Exotic/Native : Native
World Distribution : Pakistan to Himalaya and South Tibet
Literature : Uniyal B.P., Sharma J.R., Choudhery U., Singh D.K. (2007). Flowering Plants of Uttarakhand: A Checklist. Bishen Singh Mahendra Pal Singh: 91; GRIERSON A.J.C. & LONG D.G. (1983). FLORA OF BHUTAN INCLUDING A RECORD OF PLANTS FROM SIKKIM Vol. 2: Part 1. ROYAL BOTANIC GARDEN, EDINBURGH: 100; Oleg P & Adam S (1984). Flowers of Himalaya. Oxford University Press: 70; Nair, N. G (1977).Flora of Bashahr Himalayas. International Bioscience Publishers: 51; Chowdhery, H. J. & Wadhwa, B. H (1984). Flora of Himachal Pradesh Vol. 1. Published BSI: 138