PHALAKIDE.E. 183 



Spikes narrow, 5-15 or more, 20 cm. long. 



California, Pr ingle in 1882. 



Some consider it a good grass for winter pasture. Probably it 

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

 California. 



3. P. amethystina Trin. Mem. Acad. St. Petersb. (VI.) 3:56 

 (ISoo). A stout grass, 70-250 cm. high. Sheaths inflated; upper 

 blades about 2.5 cm. long. Spike 3-4 cm. long, oblong, Spikelets 

 4.5 mm. long, oval wlien closed; lower glumes membranous, scarcely 

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

 the length of the floral glume. Oregon, Howell. 



Wet places, California and southward. 



4. P. Lemmoni Yasey, Contrib. U. S. Nat. Herb. 3: 42 (1892). 

 Culms 60 cm. liigh. Upper slieatlis not inflated; blades short and 

 narrow, 5-9 cm. long, the upper 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 tlie middle, first a little less, second a little over 5 mm. 

 long; third and fourth 1 mm. long, fifth broad-oval, 4 mm. long, 

 including the abrupt point, silky hairy. 



Found in Arizona. 



5. P. arundinaeea L. Sp. PI. 55 (1753). Reed Canary-grass. 

 Arundo colorata Ait. Hort. Kew. 1:116 (1789). F. colorata 

 Beauv. Agrost. 172 (1812). Digraphis anindinacca Trin. Fund. 

 Agrost. 127 (1820). Baldingera anuidlnacea Dumort. Obs. Gram. 

 Belg. 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 and fourth less than half as long as the floral 

 glume. 



Vermont, Pringle; Michigan, Beal 31, Farwell, Wood 3559, 

 Clark 1360, Cooley; Minnesota, Bailey B 446; Iowa, Hitchcock; 

 Illinois, Beal; Montana, Anderson; Wyoming, Buffum C 93; 

 Washington, Snksdo?-/ 1186. 



Wet places. Often called '• Crazy Grass " in the Northwest, as it 



