370 PLANT LIFE OF ALABAMA. 



AGROSTIS L. Sp. PL 1 : 6. 1753. 



About 100 species, chiefly of the north temperate zone. North America, 26. 

 Agrostis alba L. Sp. PI. 1 : 63. 1753. FIORIN. WHITE BKNT GRASS. 



Agrostis alba stolonifera Scribner, Grass. Tenn. 2 : 79, t. 26, f. 103. 1894. 

 Gray, Man. ed. 6, 647. Chap. Fl. ed. 3, 599. 



EUROPE. 



Extensively naturalized from Canada to the Mexican Gulf. 



ALABAMA: Over the State. Low damp banks. Mobile County, April to May. 

 Perennial. 



Type locality : " Hab. in Europae nemoribus." 

 Economic uses: A fine winter grass. 

 Herb. Geol . Surv. Herb. Mohr. 



Agrostis alba vulgaris (With.) Thurber, in Gray, Man. ed. 6, 647. 1890. 



HERD'S GRASS. REDTOP. 



Agro8tis vulgaris With. Bot. Arr. Brit. PL ed. 3, 132. 1796. 



Gray, Man. 1. c. Chap. Fl. ed. 3, 599. Scribner, Grass. Teun. 2 : 78, t. 26, f. lu.!. 



ALABAMA: Introduced from Europe, and cultivated in the northern part of the 

 State ; rarely escaped. Margins of low fields. Perennial. 



Type locality not ascertained. 



Herb. Geol. Surv. Herb. Mohr. 



Agrostis elliottiana Schult. Mant. 2 : 202. 1824. ELLIOTT'S BENT GRASS. 



Atjrostis araclmoides Ell. Sk. 1 : 134. 1817. Not Poir. 1810. 



Gray, Man. ed. 6, 647. Chap. Fl. 552. Coulter, Contr. Nat. Herb. 2 : 525. Scribner, 

 Grass. Term. 78, t. 25, f. 101. 



Carolinian and Louisianian areas. Kentucky, Tennessee, and South Carolina to 

 western Florida, Alabama, Mississippi, and Texas. 



ALABAMA: Mountain region to the Coast plain. Dry open pastures, roadsides. 

 Lee County, Auburn (Baker $ Earle, 585). Cullman County, 800 feet. Mobile and 

 Baldwin counties. April to May; frequent; annual. 



Type locality: "Collected near Orangeburg [S. C.] by I. S. Bennett.'' 



Herb. Geol. Surv. Herb. Mohr. 



Agrostis hiemalis (Walt.) B. S. P. Prel. Cat. N. Y. 68. 1888. ROUGH HAIR GRASS. 



Cornucopiae hiemalis Walt. Fl. Car. 74. 1788. 



Agrostis scabra Willd. Sp. i 1. 1 : 370. 1798. 



Trichodium Uxijiorum Michx. Fl. Bor. Am. 1 : 42. 1803. 



Ell. Sk. 1 : 99. Gray, Man. ed. 6, 648. Chap. Fl. 551. Coulter, Contr. Nat. Herb. 

 2 : 525. Wats. Bot. Calif. 2 : 274. Scribner, Grass. Tenn. 2 : 77, t. 2o,f. 99. 



Allegheuian to Louisianian area. From Nova Scotia, throughout Canada to Brit- 

 ish Columbia and Alaska; south from New England to Florida and the Gulf, west 

 to Texas and California. 



ALABAMA: Over the State, in low sandy fields. Calhoun,Tuscaloosa, Montgomery, 

 and Mobile counties. April to May; common; annual. 



Type locality : South Carolina. 



Herb. Geol. Surv. Herb. Mohr. 



Agrostis perennans (Walt.) Tuckerm. Am. Journ. Sci. 45 : 44. 1843. THIN-GRASS. 



Cornucopiae pei'ennans Walt. Fl. Car. 74. 1788. 



Trichodium perennans Ell. Sk. 1 : 99. 1817. 



Ell. 1. c. Gray, Man. ed. 6, 648. Chap. Fl. 551. Coulter, Contr. Nat. Herb. 2 : 525. 

 Scribner, Grass. Tenn. 2 : 76, t. 25, f. 97. 



Canadian /one to Carolinian area. Quebec, Ontario; New England to Wisconsin, 

 south to Tennessee and South Carolina. 



ALABAMA : Tennessee Valley. Mountain region. Damp shaded places. Frequent 

 in the "rock houses" of the Warrior table-land. Winston County. Walker County, 

 from 1,000 to 1,500 feet. Lauderdale County, river hills. June to October. Perennial. 



Type locality : South Carolina. 



Herb. Geol. Surv. Herb. Mohr. 



Agrostis intermedia Scribner, Grass. Tenn. 2 : 76. 1894. UPLAND BENT GRASS. 



Carolinian and Louisianian areas. Eastern Tennessee, Alabama, Louisiana, and 

 Texas. 



Specimens of a more slender habit and others of a stouter growth are easily con- 

 founded with Agrostis perennans on the one hand and Agrostis altissima on the other. 

 A. intermedia differs from the former by the less spreading more elongated panicle of 

 a pale color, perfectly smooth leaves, the empty glumes nearly equal, and the flower- 



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