Neottia tenuis (Lindl.) Szlach. – a new report for Arunachal Pradesh.
Terrestrial or lithophytic. Plants 7-15 cm. Stem cylindric, 5-9 cm, slender, rooting from base. Leaves ovate-lanceolate, 2.2-3 X 1.2-1.5 cm, opposite, sessile, apex acute. Peduncle and rachis puberulent; many flowered. Sepals lanceolate, 0.5 X 0.2-0.3 cm, apex acute; lateral slightly falcate. Petals lanceolate, shorter than sepals, apex acute. Lip obovate-rotund to obcordate, longer than sepals, apex lobed and mucronate, lobules subrounded. Floral bracts ovate-lanceolate, shorter than ovary.
10100-12800 ft; June/July; Extremely rare.
Arunachal Pradesh, Sikkim.