MANUAL OF THE GRASSES OF THE UNITED STATES 



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glabrous or sparsely pilose; panicle 

 purplish, narrow, few-flowered, 2 to 

 5 cm. long, the branches appressed, 

 bearing a single spikelet; glumes 

 about 15 mm. long; lemmas 7 to 8 

 mm. long, appressed-pilose along the 

 margin below and on the callus, the 

 summit scaberulous, the teeth acumi- 

 nate, aristate-tjpped ; terminal seg- 

 ment of awn 5 to 8 mm. long; palea 

 narrowed above, notched at the apex. 

 % — Meadows and bogs, northern 

 and alpine regions. Newfoundland 

 and Quebec to Alaska, south to 

 northern Michigan, New Mexico, 

 and California. 



5. Danthonia parryi Scribn. Parry 

 oatgrass. (Fig. 420.) Culms rather 

 stout, in tough clumps, 30 to 60 cm. 

 tall, somewhat enlarged at base from 

 the numerous overlapping firm per- 

 sistent sheaths; sheaths glabrous, 

 somewhat pilose at the throat, a 

 glabrous or pubescent line or ridge 

 on the collar, the lower blades falling 

 from the sheaths; blades erect-flexu- 

 ous, mostly 15 to 25 cm. long, nar- 

 row or filiform, flat or involute, gla- 

 brous; panicle 3 to 7 cm. long, usually 

 with 3 to 8 spikelets, the branches 

 more or less pubescent, ascending or 

 appressed, the lowermost 1 to 2 

 cm. long, with 1 or 2 spikelets; glumes 

 20 to 22 mm. long, rarely less; lem- 

 mas about 1 cm. long, rather densely 



Figube 420. — Danthonia parryi. Panicle, X 1 ; floret, 

 X 5. (Hitchcock 19087, Colo.) 



Figure 419. — Danthonia intermedia. Panicle, X 1; 

 floret, X 5. (Hitchcock 11288, Mont.) 



Figure 421. — Danthonia californica. Panicle, X 1; 

 floret, X 5. (Eastwood 27, Calif.) 



to sparsely pilose over the back, 

 strongly pilose on the callus at the 

 sides, the rachilla glabrous, the teeth 

 more or less aristate; terminal seg- 

 ment of awn 8 to 12 mm. long; palea 

 narrowed above, nearly as long as 

 the lemma, 2-toothed. % — Open 

 grassland, open woods, and rocky 

 slopes, in the mountains, mostly be- 



