Panicum parcum Hitchc. & Chase

Panicum parcum Hitchc. & Chase, Contr. U. S. Nat. Herb. 15:
68. 1910.
Plants sparingly branching from the middle or upper nodes; culms 30-50 cm. high, slender,
erect or somewhat geniculate at base, glabrous ; leaf-sheaths rather sparingly papillose-hispid,
glabrate toward the base; ligule 1-2 mm. long; blades ascending, rather thin, linear, elongate,
10-30 cm. long, 2-6 mm. wide, slightly narrowed to the base, acuminate, sparsely pilose on both
surfaces or glabrate, more or less ciliate; panicles short-exserted, the terminal 10-20 cm. long,
half to two thirds as wide (the axillary smaller), few-flowered, the few, slender, but not capillary,
flexuous branches solitary, remote, ascending, bearing ascending or appressed branchlets with
scattered, rather long-pediceled spikelets; spikelets about 6 mm. long, 1.8 mm. wide, turgid,
acuminate-pointed; first glume about half the length of the spikelet, pointed; second glume
longer than the sterile lemma, both exceeding the fruit and pointed beyond it, the sterile palea
about half as long as its lemma; fruit 3.3 mm. long, 1.4 mm. wide.
Type locality: I,odiego, Sinaloa. Distribution: Sinaloa to Guerrero.