Agrostis eriantha Hack.

Tufted perennial, up to 700 mm high; rhizomatous. Leaf blade up to 180 x 1-2 mm, folded; ligule an unfringed membrane. Inflorescence a panicle, branches rigid, straight, held ascending at maturity. Spikelet 3.5-5.0 mm long, laterally compressed, disarticulating above glumes; glumes ± equal, as long as to longer than spikelet, lanceolate, acute to acuminate, 1-nerved, keel scabrid. Floret 1, bisexual, rachillae not produced; lemma less firm than glumes, 5-nerved; awn from ± middle, bent or twisted; palea subequal to shorter than lemma; callus glabrous to short-hairy; anther 1.9-2.5 mm long. Flowering time Jan.-Apr.