Mosdenia

Perennial, stoloniferous. Leaf blade expanded, linear to linear-lanceolate; ligule an unfringed membrane. Inflorescence a narrow, solitary, dense spike; spikelets solitary, sessile, in irregular whorls or spirals. Spikelet subfalcate, falling with glumes; glumes +/- equal, +/- equalling spikelet, rigidly membranous, very dissimilar, 1-nerved, glabrous, awnless; lower glume subacuminate, scabrid on nerve, slightly longer and broader than upper glume, boat-shaped; upper glume subfalcate, flat on back, slightly gibbous at base. Floret 1, bisexual; lemma less firm than glumes, delicately hyaline, lanceolate-ovate, 1-3-nerved, glabrous, acuminate, acute, awnless; palea +/- as long as lemma, minutely bilobed, faintly 2-nerved. Lodicules 2, truncate. Stamens 3. Ovary ovoid, glabrous; style short, distinct, plumose. x = 10 (polyploidy).