1MIAI-AU1I»K.K. 183 



S|iike.s narrow, 5-15 or more, 20 cm. long. 



C!ulifornia, Prinyle in ISS*,*. 



Some consider it u good griiss for winter pasture. Probably it 

 is not very nutritious. Wot places, South Carolina, Texas, Oregon, 

 California. 



3. P. amethystina Trin. Mem. Acad. St. Petersb. (VI.) 3:50 

 (1H:»5). a stout grass, TO-'^50 em. high. Sheaths inllated: upper 

 blades about 2.5 cm. long. Spike 3-4 cm. long, oblong. S])ikelets 

 4.5 mm. long, oval when closed : lowcrglumes membranous, scarcely 

 acute, 3-nerved, third and fourth glumes lanceolate, half or more 

 the lengtli of the tloral glume. Oregon, Uoiirll. 



Wet i)laces, California and south wanl. 



4. P. Lemmoni Vascy, Contrib. U. S. Nat. Herb. 3: 42 (1802). 

 Cidms »)() cm. high. l'|)pcr sheaths noi inllated; blades short and 

 narrow, 5-!> cm. long, the ui)per 2 cm. long. Spikelike panicle 

 dense, 4 cm. long, 1 cm. broad. Spikelets elliptical: 2 lower 

 glumes membranous, acute, with 3 strong nerves, keels not winged, 

 ciliate above the middle, first a little less, second a little over 5 mm. 

 long; third and fourth I mm. long, fifth broad-oval. 4 mm. long, 

 including the abrupt point, silky hairy. 



Found in Arizona. 



.">. P. arundinacea L. Sp. PI. 55 (1753). Reed CANARY-r.R.\ss. 

 Annuh co/oni/n Ait. llort. Kcw. 1 : 1 1() (1TS9). /'. rolorata 

 Heauv. Agrost. 172 (1S12). Dh/rdp/tis urunditiarca Trin, Fund. 

 Agrost. 127 (1820). liahlinijvta anindinmea Dumort. Obs. Gram. 

 IJelg. 130 (1823). 



Culms 70-200 cm. high. Sheaths scarcely if at all inflated. 

 Spikes 10-20 cm. long, often with some distinct spikelike branches. 

 Spikelets 3 mm. long, oval: lower glumes acuminate, membranous, 

 3-nerved, third ami fourth less tium half as long as the floral 

 glume. 



Vermont, Pntiylv; Michigan, Beal 31, FariirU, Wood 3550, 

 Clark 1300, Couhy; Minnesota, /{ai/ct/ li 440; Iowa, llitrhnirk-; 

 Illinois, Heal; Montana, Anderson; Wyoming, /injf'uin C 03; 

 Washington, Suksdurf 118(5. 



Wet places. Often called " Crazy (Jrass " in the Northwest, as it 



