191S] The Grasses of Illinois • 419 



This species is still found in large masses in some of the swamps 



of the southern states, Avherc they are known as cane-brakes. 



ILLINOIS SPECIMENS: Without locality, southern Illinois, Vasey; without lo- 

 cality, Laphatn. jackson co. Makanda, Scymovr, Aug., 1880. ST. clair CO. 

 Mascoutah, Welscli. wabash co. Banks of Wabash river, Schncclc in 1879, June, 

 1905; July, 1904; Mt. Carmel, Patterson, Sept., 1877; Mt. Carmel, Schncck, Jvinc, 

 1900. 



BIBLIOGRAPHY 



1803, MiCHAux, Andre. Flora Borcali- Americana, 1:38-75. 



1844. Engel'mann, George. Gcyer's Plants of Illinois and Miss-ouri. A.m. Journ. 



Sci. and Arts, 46:95-104. 

 1857. Lapham, L a. Catalogue of the Plants of Illinois, also the Native, Natur- 

 alized and Cultivated Grasses of the State of Illinois. Trans. 111. St. 



Agr. Soc, 2:492-614. 

 1859. Brendel, F. Additions and Annotations to Mr. Lapham 's Catalogue of 



Illinois Plants. Trans. 111. St. Agr. Soc, 3:583-585. 

 1831. Vasey, George. Additions to the Flora of Illinois. Trans. 111. St. Agr. 



Soc., 4:667-671. 

 1873. Babcock, H. H. Flora of Chicago and Vicinity. The Lens, 2:33, 96, 248. 

 1876. Patterson, H. N. Catalogue of the Phaenogamous and Vascular Crypto- 



gamous Plants of Illinois. 

 1878. Flagg, W. C. Plants of Illinois. Kept. 111. Ind. Univ., 9:221-287. 

 1887. Brendel, F. Flora Peoriana. 

 1891, Higley, W. K., and Eaddin, C. S. Flora of Cook County, Illinois, and 



part of I-ake Countv, Indiana. Bui. Chi. Acad. Sci., 2:138-148. 

 1897. HuETT, J. W. Natural History of La Salle County, Illinois. Part 1. 



Botanv. 



1900. MacDonald, F. E. A Sand Dune Flora of Central Illinois. Plant World, 



3:101-103. 



1901. Cowles, H. C. The Physiographic Ecology of Chicago and Vicinity. Bot. 



Gaz., 31:73-108, 145-182. 

 1907. Britton, N. L. Manual of the Flora of the Northern States and Canada. 

 Second edition. 



1907. Gleason, H. a. A Botanical Survey of the Illinois Eiver Valley Sand 



Eegion. Bui. 111. St. Lab. Nat. Hist., 7:149-194. 



1908. EoBiNSON, B. L., and Fernald, M. L. Gray's New Manual of Botany. 



Seventh edition. 



1910. Hitchcock, A. S., and Chase, Agnes. North American Species of Pani- 

 eum. Contrib. U. S. Nat. Herb., 15. 



1910. Gleason, H. A. The Vegetation of the Inland Sand Depolsits of Illinois. 

 Bui. 111. St. Lab. Nat; Hist., 9:23-174. 



1912. Gates, F. C. Vegetation of the Beach Area in Northeastern Illinois and 

 Southeastern Michigan. Bui. 111. St. Lab. Nat. Hist., 9:225-372. 



1912. Gleason, H. A. An Isolated Prairie Grove and its Phytogeographical Sig- 

 nificance. Bot. Gaz., 53:38-49. 



1912. Sherff, E. E. The Vegetation of Skokie Marsh with Special Eeference to 



Subterranean Organs and their Interrelationships. Bot. Gaz., 

 53:415-435. 



1913. Britton, N. L., and Brown, A. Illustrated Flora of the Northern States 



and Canada. Second edition. 

 1913. Sherff, E. E. The Vegetation of Skokie Marsh. Bui. 111. St. Lab. Nat, 

 Hist., 9:576-610, 



