382 Bulletin No. 205 [March, 



tuft, 6 to 16 inches tall; sheaths smooth; ligule a ring of short hairs 

 with longer hairs at the margin ; blades 2 to 5 inches long, 2 to 4 mm. 

 wide, rough on the upper surface; panicle spreading, usually dark 

 gray-green, the pedicels less than 5 mm. long, giving the panicle a 

 denser appearance than in E. capillaris; spikelets 3- to 5-flowered, 2 

 to 3 mm. long, lemmas about 1.5 mm. long. 



These plants are generally much smaller than those of E. capillaris, 

 which it resembles considerably. It is also a darker green with denser 

 panicles and grows in rather damp places, altho it is found alorig road- 

 sides and various waste places. 



ILLINOIS SPECIMENS: Without locality, Fasei/ ;Cahokia, Eggert, Sept., 1878. 

 CHAMPAIGN CO. Mahomct, Burrill and Seymour, Aug., 1880; Urbana, Clinton, 

 Sept., 1895; Urbana, Gihhs, Sept., 1898. cook co. Grand Crossing, A. Chase, 

 Sept., 1902; Evanston, Johnson, Sept., 1886. fulton CO. Canton, Wolf, mc- 

 HENRY CO. Kingwood, Vasey; Algonquin, Nason, Aug., 1879. macon co. De- 

 catur, CloTcey, Aug., 1897. macoupin co. Carlinville, Robertson, Aug., 1880. 

 MENARD CO. Without locality. Hall, peoria co. Peoria, McDonald, Aug., 1897 

 and 1899; Peoria, Brendel. ST. clair co. Without locality, Brendel; Mascoutah, 

 Welsch. STARK CO. Wady Petra, V. H. Chase 1260. wabash co. Without lo- 

 cality. Shearer, July, 1900; Mt. Carmel, Schneclc, Oct., 1900. winnebago co. 

 Fountaindale, M. S. Beth. 



Eragrostis hypnoides (Lam.) B. S. P. 

 Creeping Eragrostis (Fig. 215) 



Poa reptans, Miehaux '03, 69. Eragrostis reptans, Lapham '57, 547, 580 

 (Plate 2, Fig. 13); Babcock '73, 97; Patterson '76, 51; Brendel '87, 64; Iligley 

 and Kaddin '91, 144; Huett '97, 130. Eragrostis hypnoides, Gleason '12, 44; 

 Sherff '13, 595. 



Culms creeping along the ground and rooting at the nodes, 8 to 20 

 inches long ; sheaths hairy at the throat ; blades 1 to 2 inches long, 1 

 to 2 mm. wide, rough above; spikelets smooth or sparsely pubescent, 

 10- to 35-flowered, 5 to 15 mm. long, lemmas about 2.5 mm. long, the 

 nerves very prominent. 



This grass is found in wet places, generally along the margins of 



ditches, rivers, lakes, etc. It prefers sandy soil. 



ILLINOIS SPECIMENS: Northern Illinois, M. S. Behb in 1858; Eagle I., Miss- 

 issippi bottoms, Patterson in 1871; Cahokia Mound, Ward, Aug., 1878. cham- 

 paign CO. Urbana, Waitc, Sept., 1884; Urbana, Clinton, Sept., 1895. christian 

 CO. Taylorville, Andrews, cook co. Palos Park, Umbach, Sept., 1909. du 

 page CO. Naperville, Umbach, Sept., 1899. fulton co. Without locality, Pe- 

 poon. jo DAVIESS CO. Without locality, Pepoon, Aug., 1908. Henderson co. 

 Banks of Mississippi near Oquawka, Patterson, Sept., 1871. kane co. Elgin, 

 banks of Fox river, Umbach, July, 1895. lake CO. Skokie marsh near Wauke- 

 gan, Sherff, Aug., 1911; Channel "lake, Eaynes, Aug., 1905. mchenrt CO. Eing- 

 wood, Vasey. madison co. Without locality, Eggert, Sept., 1886. peoria co. 

 Peoria, McDonald, Sept., 1900; Peoria, Brendel. pope co. Herod, Clinton, July, 

 1898. ST. CLAIR CO. Mascoutah, Welsch. stark co. Near Wady Petra, V. E. 

 Chase, Aug., 1897. wabash co. Without locality, Shearer, Aug., 1899; Banks of 

 Wabash at Hurd's Ferry, Schneck, Oct., 1888; banks of Wabash river at Grand 

 Rapids, Schneclc, Oct., 1880; Mt. Carmel, Sehneclc, Oct., 1900; Mt. Carmel, Waite, 

 Aug., 1887. 



