LIST OF HIGHER SEEIf-PRODUCING PLANTS. 59 



Benth. and Hook., Gen. PI III, 1143: Durand, Ind. Gen. Phan. 469; 

 Engler and Prantl, Nat. Pflanz. 2, II, 47 (Hackel). 



Living species : 60; N. America and Andes of S. 

 America; a few in Japan and the Himalayas. N. America, 37; 

 Canada, 5-6; So. Sts., 7; E. Sts., 8; California, 4-5; Texas, N. 

 Mex. and Arizona region, 31. 



Muhlenbergia diffusa SCHREB. Gram; II, t. 51 (1772). 



Dikpyrum minutiflorum MICHX. Fl. Am. I, 40 (1803). 

 Wats, and Coult., Gray's Man. 6 ed. 644; Vas., Mon. Grasses 68; Britt., 

 Fl. N. J. 287; Mac.. Fl. Can. II, 194; Webb., Fl. Neb. 104; Vas., Agr. 

 Grasses U. S. 41. 



North America: N. Eng., Ont. and N. Y. to Mich., 

 Minn., Iowa and Neb. ; S. to Tex. 



Minn, valley: S. district; dry hills and woods or banks 

 of streams. 



HERB. : Leiberg 107, Blue Earth Co. 



Muhlenbergia tenuiflora (WILLD.) B. S. P. Cat. N. Y. (1888). 



Agrostis tenuiflora WILLD. Spec. I, 364 (1799). 

 Cinna tenuiflora LINK, Enunu. I, 71 (1821). 

 Muhlenbergia willdenovii TRIN. Diss. I, 188 (1828). 

 Wats, and Coult., Gray's Man. 6 ed. 643; Britt., Fl. N. J. 287; Mac., 

 Fl. Can. II, 195; Upham, Fl. Minn. 161; Chap., Fl. So. St. 552; Cov., Fl. 

 Ark. 235; Vas., Mon. 68. 



North America : Ont. to N. Y., N. J. and N. Car. ; W. 

 to Minn. , Neb. , Mo. and Ark. 



Minn, valley : S. central district and probably W. ; 

 local or infrequent; rocky or gravelly woodland and hillsides. 



Muhlenbergia ambigua TORR. Nicollet Rep. (1841). 



M. sylvatica var. setiglumis WATS. Bot. King. Exp. 378 (1871). 

 Wats, and Coult., Gray's Man. 6 ed. 643; Upham, Fl. Minn. 161; Vas., 

 Mon. 69. 



North America: S. Minn, and Humboldt Pass, Nev. 

 at 6,000 ft. alt. 



Minn, valley: Shore of Lake Elysian, Waseca Co., 

 Minn. ; local, and possibly exterminated. 



HERB.: Columbia College (type.), "Lake Okaman," 

 Nicollet; Harvard College, Wats. 1288; Humboldt Pass, Nev. 



Muhlenbergia mexicana (LINN.) TRIN. Diss. I, 189 (1828). 



Agrostis mexicana LINN. Mant. 31 (1767). 



A. lateriflora MICHX. Fl. N. Am. I, 53 (1803). 



A. flliformis MIJHL. Gram. 66(1817). 



A. foliosa R. and S. Syst. II, 373 (1817). 



Cinna mexicana LINK, Enum. I, 71 (1821). 



Agrostis lateriflora var. flliformis TORK. Fl. U. S. I, 86 (1824). 



Muhlenbergia foliosa TRIN. Diss. I. 190 (1828). 



