hispidulous

branches prostrate to ascending, winged, hispidulous along one side.

Stems ribbed, uncinate-hispidulous, rooting from nodes.

Leaves and inflorescence axis hispidulous or with tubercle-based hairs.

palea equal to or slightly longer than lemma, keels hispidulous, apex lacerate.

Stems black when dry, ridged, usually hispidulous.

Calyx teeth obsolete. Petals purple or white, abaxially hispidulous.

Leaf blade with conspicuous hairs on both surfaces, abaxially hispidulous on veins.

Stem, petiole, and abaxial surface of leaf blade hirsute, adaxially hispidulous (hairs rounded at base).

2 (1) Leaves and inflorescence axis hispidulous, or leaf blades densely tuberculate-hairy.

Twigs terete, ca. 1 mm in diam. , densely brown hispidulous.

Stem 30--110 cm tall, shortly strigose, hispidulous, or hispid, branched or simple.

Stem slender, hollow, 3. 5-5 mm in diam. , internode very long, not branched, slightly muricate, sparsely hispidulous.

Panicles 2-4 from base, sparsely branched from base, densely hispidulous.

Rhizomes absent. Stems several from rosette, scapiform, subequaling leaves, ca. 2 mm in diam. , subglabrous to densely hispidulous.

lobes subtriangular, 1-2 cm, adaxially hispidulous, hairs rounded at base.

Stem 26--35 cm tall, retrorsely hispidulous and hispid, simple or 1-branched.

Branchlets 1-3 mm in diam. ; leaves nearly membranous when dry, sparsely hispidulous, midvein sparsely pilose, petiole 2-3 cm.

Basal leaves many, petiole sheaths broadly ovate, hispidulous, scarious-margined;

Stem, petiole, and blade abaxially hispidulous and sparsely hirsute, glabrescent;

Leaf sheaths keeled and flabellate at plant base, glabrous to hispidulous;

lower glume lanceolate, 2-keeled upward, lower back smooth, glabrous, upper back thinner, keels hispidulous, apex acute to 2-toothed;

Spikelets narrowly elliptic to subround, plump, plano-convex, often hispidulous or spinulose, acute to awned;

Petiole of branch leaves 4-8 mm, narrowly winged, uncinate hispidulous;

Ovary ovoid, ca. 1 mm, base with stalk ca. 1 mm, apex thickened and hispidulous;

Petiole 3-3. 5 cm, shortest on leaves toward apex of stem, sparsely hispidulous;

Petiole 1-2 cm, hispidulous to glabrescent, with 2 conical glands;

2 (1) Receptacle hispidulous, hairs ca. 1 mm;