Plants not rhizomatous. Culms 30-100 cm, rarely geniculate. Ligules to 1 mm; blades 1.5-6 mm wide. Spikes (5) 8-15 cm long, 5-13 mm wide, linear to narrowly lanceolate; internodes 1.5-5 mm. Spikelets 7-16 mm, appressed or diverging up to 30 (35) ° from the rachises. Glumes 3-5 mm, glabrous or hairy, often awned, awns 1-3 mm; lemmas 5-9 mm, keels scabrous distally, apices unawned, sometimes mucronate, mucros up to 0.5 mm; anthers 4-5 mm. 2n = (14), 28, (42).
Colo., N.Mex., Utah, Mont., Wyo., Alta., B.C., Man., N.W.T., Sask., Yukon, Nev., S.Dak.
Agropyron fragile is native from the southern Volga basin through the Caucasus to Turkmenistan and Mongolia. It is more drought-tolerant than A. cristatum. Within the Flora region, A. fragile appears to be uncommon outside of experimental plantings. This may change as more cultivars become available.
"decumbent" is not a number."+timesaslongastheinternodes" is not declared as a valid unit of measurement for this property.