GRASSES. 381 



MEXICO, CENTRAL AMERICA. 



Carolinian and Louisianian areas. Southern, middle, and southwestern Tennessee 

 to Texas and Arizona, and east along the Gulf coast to Alabama. 



ALABAMA: Central Prairie region to Coast plain. Autauga County, Prattville. 

 Adventive with some other plants of the Southwest. Mobile County, bay shore at 

 Cedar Point. July. Rare. Annual. 



Type locality : " Hab. in Mexico." 



Herb. Geol. Surv. Herb. Mohr. 



Eragrostis pectinacea (Michx.) Steud. Syn. PI. Gram. 272. 1855. 



PURPLE ERAGROSTIS. 



Poa pectinacea Michx. Fl. Bor. Am. 1 : 69. 1803. 

 P. hirsuta Ell. Sk. 1 : 157. 1817. Not Michx. 1803. 



Gray, Man. ed. 6, 661. Chap. Fl. 564. Coulter, Contr. Nat. Herb. 2 : 542. Scribner, 

 Grass. Tenn. 2 : 98, t. 33, f. 131. 



Alleghenian to Louisianian area. Coast of southern Massachusetts and in New 

 York, west to Minnesota and Nebraska, and south to Florida and Texas. 

 ALABAMA: From the Tennessee Valley to the Coast plain. Common and most 

 >ine barrens. Mobile County. August to October. Perennial, 

 lab. in arvis Illinoensibus. ;; 

 Herb. Mohr. 



Eragrostis refracta (Muhl.) Scribner, Mem. Torr. Club, 5 : 49. 1894. 



MEADOW ERAGROSTIS. 



Poa refracta Muhl. Gram. 146. 1817. 



Eragrostris campestris Trin. Bull. Sci. Acad. St. Petersb. 1 : 70. 1836. 



E. pectinacea var. refracta Chap. Fl. 564. 1860. 



Ell. Sk. 1:162. Gray, Man. ed. 6, 661. Chap. Fl. 564. Coulter, Contr. Nat. Herb. 

 2 : 542. 



Carolinian and Louisianiau areas. Delaware, Maryland, and North Carolina to 

 Florida, west to Texas. 



ALABAMA: Coast plain. Damp flat pine barrens. Mobile County. September; 

 common. Perennial. 



Type locality : " Hab. in Carolina." 



Herb. Geol. Surv. Herb. Mohr. 



Eragrostis lugens Nees in Mart. Fl. Bras. 2 : 505. 1829. 



Coulter, Contr. Nat. Herb. 2 : 542. Vasey, Illust. Am. Grass. 1, pt. 2 : t. 47. 



MEXICO, (?) BRAZIL, MONTEVIDEO. 



Louisianian area. Arizona and Texas to Alabama and Florida. ? 



ALABAMA : Adventive with ballast. Mobile. July to September, 1893-94. Annual 

 or perennial. ? 



Type locality: "Hab. ad Monte-Video et in confinibus Paraguayani, (Sellow.)" 



Herb. Geol. Surv. Herb. Mohr. 



Eragrostis ciliaris (L.) Link, Hort. Berol. 1:192. 1827. FRINGED ERAGROSTIS. 



Poa ciliaris L. Syst. ed. 10, 875. 1759. 



Megastachya ciliaris Beauv. Agrost. 74. 1812. 



Chap. Fl. 563. Griseb. Fl. Brit. W. Ind. 532. 



TROPICAL REGIONS OF THE OLD AND NEW WORLDS. ARABIA, AFRICA, GALAPA- 

 GOS, WEST INDIES TO BRAZIL. 



Louisianian area. South Carolina to Florida, west to Mississippi. 



ALABAMA: Coast plain. Sandy fields, waste places. Mobile County. Septem- 

 ber and October ; frequent. Not remote from dwellings. Probably naturalized from 

 the tropics. Annual. 



Type locality : Jamaica? 



Herb. Geol. Surv. Herb. Mohr. 



Eragrostis glomerata (Walt.) L. H. Dewey, Contr. Nat. Herb. 2 :543. 1894. 



DENSELY SPIKED ERAGROSTIS. 



Poa (/lomerata Walt. Fl. Car. 80. 1788. 



P. conferta Ell. Sk. 1 : 158. 1817. 



Eragrostis conferta Trin. Mem. Acad. St. Petersb. ser. 6, 1 : 409. 1831. 



Ell. Sk. 1. c. Chap. Fl. 563. Griseb. Fl. Brit. W. Ind. 533. Coulter, Contr. Nat. 

 Herb. 2: 543. 



WEST INDIES, MEXICO TO BRAZIL. 



Louisianian area. South Carolina to Florida, west to Texas and Arkansas. 



