GRASSES. 867 



BRACHYELYTRUM Beauv. Agrost. 39. 1812. 



One species, eastern Xorth America. 



Brachyelytrum erectuni (Schreb.) Beauv. Agrost. 39. 1812. , 



AwNED Brachyelytrum. 



Muhleniergia erecta Schreb. Beschr. Graes. 2 : 139, t. 50. 1772-79. 



Muhlenbergia aristata Pers. Syn. 1 : 73. 1805. 



Brachyeliitrum aristatum Koem. & Schult. Syst. Veg. 2:413. 1817. 



Ell. Sk. i : 98. Gray, Man. ed. 6, 614. Chap.' Fl. 553. 



Canadian zone to Louisianian area. Nova Scotia, Xew Brunswick, Ontario, and 

 New England, west to Minnesota. Nebraska, and Missouri, south to Tennessee, cen- 

 tral Alabama, Mississippi, and Arkansas. 



Alabama: Tennessee Valley. Warrior table-land. Lower hills. Rich rocky 

 woodlands and copses. Bibb County, Pratt's Ferry. Tuscaloosa County {E. A- 

 Smith). Cullman County, 800 feet altitude. Not common. Perennial. 



Type locality: "Hab. in Pennsylvania." 



Herb. Geol. 8urv. Herb. Mohr. 



PHLEUM L. Sp. PI. 1 : 59. 1753. 



About 10 species, in temperate zones mostlj^. 

 Phleum prateuse L. Sp. PI. 1 : 59. 1753. Timothy. 



Gray, Man. ed. 6, 645. 



Europe. 



Alabama: Cultivated in the northern section of the State. Rarely spontaneous 

 by escape. May and June. Perennial. 



Type locality: "Hab. in Europae versuris et x)ratis." 



Economic uses: Important hay crop. 



Herb. Mohr. 



ALOPECURUS L.Sp. PI. 60. 1753. Meadow Foxtail. 



Twenty species, temperate regions, Europe, Asia ; few in North and South America. 

 Alopecurus geniculatus I Sp. PI. 1 : 60. 1753. Water Foxtail. 



Alopecurus fiilvus Smith, '^^ngl. Bot. t. 1467. 1793. 



A. aristidaius Michx. Fl. Bor. Am. 1 : 43. 1803. 



A. geniculatus var. aristulatus Torr. Fl. N. & Mid. U. S. 1 : 97. 1824. 



Gray, Man. ed. 6, 645. Wats. Bot. Calif. 2 : 263. Coulter, Contr. Nat. Herb. 2 : 526. 

 Scribner, Grass. Teun. 2 : 71, t. 23, f. 89. 



Canadian zone to Lonisianiau area. Widely distributed from Canada to British 

 Columbia and California, and from New England west to Nebraska, and south to 

 Mississippi, Louisiana, and Arkansas. 



Alabama : Tennessee Valley to Central Prairie region. Low wet fields. Common. 

 Lauderdale County, Florence. Perry County, Uniontowu. Hale Countj', Gallion. 

 Tuscaloosa County {E. A. Smith). April, May; frequent. Perennial. 



Type locality: " Hab. in Europae uligiuosis." 



Herb. Geol. Surv. Herb. Mohr. 



SPOROBOLUS R. Br. Prodr. Fl. N. Holl. 1 : 169. 1810. Drop-seed Grass. 



(ViLF A Beauv. Agrost. 16. 1812.) 



Eighty species, mostly in warmer and tropical America. North America, 31. 



Sporobolus indicus (L.) R.Br, Prodr. Fl.N. HolL 1:170. 1810. 



Indian Drop-seed Grass, Smut Grass. 



Agrostia indica L. Sp. PL 1 : 63. 1753. 



EU. Sk. 1:138. Gray, Man. ed. 6, 646. Chap. Fl. 550. Coulter, Contr. Nat. Herb. 

 2 : 518. 



Tropical zone of the Old and New Worlds. 



Carolinian and Louisianian areas. Extensively naturalized from southern Vir- 

 ginia to Florida, west to Texas, Arkansas, and Tennessee. 



Alabama : Central Pine belt to Coast plain. Dry pastures, roadsides, waste places 

 around dwellings, in light sandy loam. Common. Tuscaloosa, Montgomery, Pike, 

 Monroe, Mobile, and Baldwin counties. July to September. Perennial. 



Type locality: "Hab. in India." 



Economic uses: Valuable for pasture. 



Herb. Geol. Surv. Herb. Mohr. 



