Description ⁴

Caespitose perennial, sometimes short-lived, often spreading by means of stolons; culms 15-60 cm high. Leaf-blades flat, 2-30 cm long, 2-5 mm wide, the margin ± cartilaginous and usually bearing stiff hairs; sheaths of the vegetative shoots often keeled and flabellately interleaved to form compact fascicles. Panicle ± pyramidal, usually spreading, 3-20 cm long; primary branches in 4-8 whorls, with side branches 3-15 mm long from the upper two-thirds to three-quarters, sometimes reddish. Spikelets 1.5-2.2 mm long, smooth or scaberulous, grey-green to pallid, rarely purplish; lower glume oblong, 0.2-0.8 mm long, a quarter to a third as long as the upper, obtuse; upper glume oblong-elliptic, nearly as long as the spikelet; lemma similar to the upper glume; anthers 3, 0.7-1 mm long. Grain ellip¬soid, 0.6-1 mm long.

Sources and Credits

1. (c) Royal Botanic Garden  Edinburgh, some rights reserved (CC BY-NC), http://data.rbge.org.uk/images/332527/700
2. (c) Ingrid P. Lin, some rights reserved (CC BY-NC-SA), https://collections.nmnh.si.edu/services/media.php?env=botany&irn=10085522
3. (c) Royal Botanic Garden  Edinburgh, some rights reserved (CC BY-NC), http://data.rbge.org.uk/images/345747/700
4. (c) Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA, some rights reserved (CC BY-NC-SA), http://eol.org/data_objects/4960304

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