Sinarundinaria polystachya (Gamble) C.S Chao & Renvoize

Drepanostachyum polystachyum (Kurz ex Gamble) R.B Majumdar.


Height : 4m

Length of Leaf : 20 cm

Breadth of Leaf : 3.5 cm

Altitude : 900- 1600m

Habitat, Distribution,Uses

Native to : North Eastern India, Meghalaya, Sikkim

Description of Inflorescence and Flower : an axillary panicle on leafy branches; spikeletca. 1.8 cm long, pedicellate, 5-flowered, upperflower empty; rachilla ca. 4 mm long, clavate,white bearded; empty glumes 2, membranous,ovate, acuminate, tip hairy, outer glume ca.6 mm long and 1.5 mm broad 5-nerved;inner glume ca. 7 mm long and 2 mm broad,7-nerved; lemma ca. 8 mm long and 3.0 mmbroad, ovate-acuminate, ciliate at the tip andon the upper margin, 9-nerved; palea slightlylonger than lemma, 2-keeled, ciliate on thekeels, tip bifid and mucronate, 1-nervedbetween and 1-nerved on either side of the keel; lodicules 3, ca. 3 mm long, 2 ovate-obtuse, 1 ovate-acute and narrowerthan the other two, fimbriate. Stamens 3; anther long, basifixed, brown, tip shortly apiculate; filament short, flexuose.Ovary oblong-ovoid, glabrous; style divided with 2 plumose stigmas.

Flowering Cycle : 30 years

Flowering Reported : Sikkim (1868,1897,1898), Khasi Hills (1876)

References: Seethalakshmi K. K ,1998

Kerala Forest Research Institute All rights reserved.

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