Microstegium multiciliatum B.S.Sun

Chen, H., Veldkamp, J. - F. & Kuoh, C. - S., 2012, Taxonomic revision of Microstegium s. str. Andropogoneae, Poaceae), Blumea 57 (2), pp. 160-189 : 186

Microstegium multiciliatum B.S.Sun , nom. inval.

Microstegium multiciliatum B.S.Sun in Sun, Wang & Wang (1999) 95 (‘ multicilliatum ’). — Type: Not indicated,invalidly published (Art.37.1) (holo YUNU).

Description after Chen & Phillips (2006).

Perennials. Culms rambling, robust, 50 –120 cm long, rooting from the lower nodes. Nodes pubescent. Sheaths hispid. Ligule a glabrous membrane, 1.5–2 mm long. Blades elliptic to oblong, 23–25 cm by 20–25 mm, firm, base attenuate to slightly rounded, pseudopetiole absent, apex attenuate, sparsely hairy on both sides, with tubercle-based hairs. Panicles c. 14 cm long, common axis c. 3 cm long. Racemes c. 10, digitate, ascending, straight, 9–12 cm long. Rachis fragile, angular, margins ciliate, internodes linear. Sessile spikelets without a short stalk, deciduous with the adjacent joint and pedicel, oblong, 4.5–5 mm long, callus setose. Lower glume oblong, coriaceous, midrib glabrous, dorsally longitudinally grooved, scaberulous, rough at apex, glabrous, margins glabrous, apex entire. Upper glume elliptic, back acute, glabrous, midrib ciliate, apex entire, acute, muticous. Lower florets absent or present, then well-developed, paleate, barren, and lower lemma 0–1 mm long, muticous. Upper lemma orbicular, 0.8–1 mm long, without veins, ciliolate, hairy towards the apex, apex incised, awn from a sinus, geniculate, column twisted, (incl. column) 10–12 mm long. Upper palea oblong, c. 1.5 mm long, hyaline, apex erose. Anthers 3, 3–3.5 mm long. Pedicels linear, margins pubescent.

Distribution — China (Yunnan).

Habitat — Mountain slopes.