Panicum decolorans Kunth

Panicum decolorans H. B. K. Nov. Gen. & Sp. 1: 100. 1815
Plants tinged with purple, branching from the base; culms ascending or erect, usually from a geniculate base, simple or bearing simple, usually sterile branches from the lower one or two nodes, strongly striate or almost grooved, glabrous to sparsely papillose-hispidulous, the nodes appr essed-pubescent or glabrous ; leaf -sheaths short, but sometimes overlapping on the shortened lower internodes, glabrous to sparsely papillose-hispid, ciliate; ligule membranaceousfimbriate, hardly 1 mm. long; blades 8-15 cm. long, 7-10 mm. wide, flat, glabrous on both surfaces or with a few scattered papillae, these with or without short, stiff hairs; panicles finally exserted, 10-18 cm. long, usually not more than one third, but sometimes as much as two thirds as wide, the rather long branches usually narrowly ascending, the short-pediceled spikelets somewhat crowded on approximate, short, appressed branchlets; spikelets 4.5-5.2 mm. long, 1.6 mm. wide, pointed; first glume less than half the length of the spikelet, acute; second glume and sterile lemma subequal, exceeding the fruit and pointed beyond it; fruit 2.8-3.2 mm. long, 1.5 mm. wide.
Typb locality: Queretaro, Queretaro.
Distribution: Central Mexico.

Panicum decolorans adalah spesies tumbuhan yang tergolong ke dalam famili Poaceae. Spesies ini juga merupakan bagian dari ordo Poales. Spesies Panicum decolorans sendiri merupakan bagian dari genus Panicum. Nama ilmiah dari spesies ini pertama kali diterbitkan oleh Kunth.

Panicum decolorans là một loài thực vật có hoa trong họ Hòa thảo. Loài này được Kunth mô tả khoa học đầu tiên năm 1816.