Danthonia secundiflora subsp. secundiflora

Danthonia filifolia Hubbard, Contr. Gray Herb. 52: 60. 1917
Culms slender, erect, in dense tufts, 75-95 cm. tall; leaves aggregate at the base, the sheaths firm with a few long hairs at the summit, the involute, subfiliform, elongate blades sparsely long-pilose on the upper surface toward the base ; panicle rather dense, 5-7 cm. long, the branches ascending to appressed; spikelets purplish, 10-12 mm. long, 5-8-flowered; glumes 10-12 mm. long; lemmas conspicuously long-pilose on the margin and on the attenuate callus, glabrous on the back, 8-10 mm. long, including the long-awned teeth, these very fine and as long as the body of the lemma; terminal segment of the dorsal awn 4-6 mm. long; palea extending slightly beyond the cleft of the lemma.
Type locality: Bogs. Honey Station, Puebia (Pringle 10818). Distribution: Known only from the type collection.