Cymbopogon microstachys (Hook. fil.) Soenarko

This species is part of the complex centered around Cymbopogon khasianus and is distinguished mainly by its small racemes and spikelet parts.

Perennial from a stout rootstock. Culms fairly slender to robust, 1.5–2 m tall, up to 1 cm in diam., nodes glabrous. Leaf sheaths glabrous, shortly auriculate; leaf blades linear, glaucous, 40–75 × 1–1.2 cm, glabrous, scabrid, base narrowed nearly to midrib on lower blades, apex finely acuminate; ligule 5–6 mm. Spathate compound panicle narrow or somewhat spreading, decompound, yellowish green or tinged purplish, up to 60 cm or more, branches lax, raceme pairs not densely clustered; spatheoles narrowly elliptic, 1–1.5 cm; racemes 1–1.3 cm; rachis internodes and pedicels pilose on margins; pedicel of homogamous pair not swollen. Sessile spikelet narrowly lanceolate-oblong, 3.5–4 × ca. 0.8 mm; lower glume flat or shallowly concave below middle, frequently slightly transversely wrinkled, sharply 2-keeled throughout, keels scarcely winged, wings not more than 0.1 mm wide, obscurely 1–3-veined between keels or veinless; upper lemma awned; awn 0.6–0.8 cm. Pedicelled spikelet 3–4 mm. Fl. and fr. Aug–Oct. 2n = 30.

S Yunnan [India, Myanmar, Thailand].

Rocky hill slopes, forest margins; ca. 1200 m.

Andropogon nardus Linnaeus var. microstachys J. D. Hooker, Fl. Brit. India 7: 207. 1896 ["1897"]; Cymbopogon flexuosus (Nees ex Steudel) Will. Watson var. microstachys (J. D. Hooker) Bor.

Cymbopogon microstachys là một loài thực vật có hoa trong họ Hòa thảo. Loài này được (Hook.f.) Soenarko mô tả khoa học đầu tiên năm 1977.

细穗香茅（学名：Cymbopogon microstachys）为禾本科香茅属下的一个种。