FESTUCE^. 509 



Culms 90-100 cm. high, with corms at the base. Slieatlis often 

 scabrous, half as long as the iuternodes; ligule 3 uuu. long; blades 

 scabrous, flat or involute, 20-40 cm. long, 5-12 mm. wide. 

 Panicle much exserted, thin, pyramidal, 12-15 cm. long; rays in 

 twos or threes or single, the longest 5-7 cm. long, bearing 2-5 

 spikelets on the outer three fifths. 8i)ikclets 4-5-flowered, 16-20 

 mm. long; empty glumes ovate, narrowed above, acute or obtuse, 

 first 4 mm. long, second 7 mm. long; floral glume 8-9 mm. long, 

 7-uerved, scabrid, linear -lanceolate, acute, with 2 teeth, the 3 nerves 

 extending to the apex, the middle one ending in a point; palea a 

 little shorter, ciliolate on the keels. 



Washington, Vasey ; California, Bolander 40. 

 Washington, Oregon, California. 

 Var. Howellii Scri])n. Proc. Phila. Acad. 47 (1885). 

 This differs from the type in its more open and fewer-flowered 

 panicle; the floral glumes are also considerably longer, and entire 

 or but slightly notched at the tip, without any awn. It has a 

 decidedly festucoid look. 

 Oregon, Howell 335. 



20. M. Smithii (Porter) Vasey ined. Arena Smithii T. C. 

 Porter, A. Gray Man. Ed. 4 : 640. 



A slender grass, 60-140 cm. high; culms with corms at the 

 base. Sheaths about the length of the internodes; ligule acute, 

 thin, 4-5 mm. long; blades 5-6 in number, flat, thin, scabrcus, 

 15-20 cm. long, 6-8 mm. wide. Panicle open, thin, 15-30 

 cm. long; rays mostly single, 5-7 cm. long, distant, at length 

 spreading, slightly curved, the lowest 8-12 cm. long, bearing 

 a few spikelets usually above the middle. Spikelets 2-5- 

 flowered, joint of rachilla hispid, 3-4 mm. long; empty glumes 

 scabrid, first 5 mm. long, linear-lanceolate, 3-nerved, second 

 6-7 mm. long, lance-elliptical, 5-nerved; floral glume 8-10 mm. 

 long, linear-lanceolate, 2-toothed, 7-nerved, awn 4-6 mm. long; 

 palea linear, 6-7 mm. long. Nearly allied to M. aristata 

 Thurber. 



Michigan, near Sault St. Marie, Grand Traverse {Beal 104), 

 Benzie, Kewenaw Co. {FdriveU), Otsego County, Isle Eoyale; 



