Narrow-Stem Habenaria
Share Foto info
Narrow-Stem Habenaria
P Native Photo: Jambey Tsering
Common name: Narrow-Stem Habenaria
Botanical name: Platanthera leptocaulon    Family: Orchidaceae (Orchid family)
Synonyms: Habenaria leptocaulon, Platanthera stenophylla

Narrow-Stem Habenaria is a small to medium sized, terrestrial orchid with a slender, hairless, bracteate above stem with 2-3, basal, overlapping, lanceshaped, pointed to tapering sheaths and carrying a single, linear-oblong, pointed, long clasping base leaf. The plant blooms in the summer on an erect, at branch-ends, hairless, 3.5-7 cm long, laxly 3-8 flowered inflorescence with lanceshaped, pointed to tapering floral bracts. Flowers are yellowish green, flower-stalk and ovary cylindric-spindle-shaped, about 1 cm. Dorsal sepal is erect and forming a hood with petals, almost lanceshaped, about 6 x 2-2.2 mm, 3-veined, tip blunt; lateral sepals reflexed, lanceshaped, slightly oblique, about 6 x 2-2.1 mm, 3-veined, tip blunt. Petals are triangular-lanceshaped, oblique, about 6 x 2 mm, fleshy, 1-veined, tip pointed; lip strapshaped-lanceshaped, 5.5-8 x 1-1.3 mm, thickened, entire, tip blunt; spur drooping, cylindric, 12-20 mm, usually much longer than ovary, slender. Narrow-Stem Habenaria is found in Central Nepal to East Himalaya, China.

Identification credit: Jambey Tsering Photographed in Tawang, Arunachal Pradesh.

• Is this flower misidentified? If yes,