16 



Panicum velutinosum Nees in T-rin. Gram. Panic. 144 (1826). 



State of Dui-ango, 2280 J. N. Rose, August 14, 1897; Colinia, 149 E. rainier, August, 



1897. 

 Oplismenus cristatus Presl, Rel. Haenk. 1: 328 (1830). 

 Onietepe Island, Nicaragua, 1075 C. L. Smith, 1894. 

 Cliaetochloa composita (H. B. K. ) Scribn. U. S. Dept. Agr. Div. Agros. Bui. 4: 39 



(1897). {Seiaria composita H. B. K. Nov. Gen. et Sp. PI. 1: 110 (1815).) 

 Saltillo, State of Coahuila, 378, 449 E. Palmer, September, 1898; on the road from 



Casas Grandes to Sabinal, State of Chihuahua, 6368 E. W. Nelson, Sei^tember 



4-5, 1899. Along fence rows, etc. 

 Chaetocliloa grisebachii (Fourn.) Scribn. U. 8. Dept. Agr. Div. Agros. Bui. 4: .39 



(1897). {Setaria grisebudiii Fourn. Mex. PI. 2: 45 (1881).) 

 Monte Alban, altitude 1,750 to 1,900 m., near Oaxaca, State of Oaxaca, 939 C. L. 



Smith, October 8, 1894; Saltillo, State of Coahuilaj 385 E. Palmer, September, 



1898; Sierra Madre Mountains, 10 miles north of Pachico, State of Chihuahua, 



6298 E. ^y. Nelson, August 25, 1899. A weed in gardens. 

 Cliaetochloa grisebachii ampla Scribn. & Merrill, U. S. Dept. Agr. Div. Agros. 



Bui. 21: 36 (1900). 

 Durango, State of Durango, 728 E. Palmer, September, 1896. 

 Cheetochloa imberbis (Poir. ) Scribn. U. S. Dept. Agr. Div. Agros. Bui. 4: 39 (1897). 



{Panicum imberbe Poir. in Lam. Encycl. Suppl. 4: 272 (1816).) 

 Oaxaca, State of Oaxaca, 935 C. L. Smith, 1894. 

 Chaetochloa imberbis geniculata (Lam.) Scribn. & Merrill, U. S. Dept. Agr. Div. 



Agros. Bui. 21: 12 (1900). {Panimm geiriculaium Lam. Encycl. 4: 727 (1797).) 

 Jalapa, State of Vera Cruz, 1547 C. L. Smith, 1894; Durango, State of Durango, 378, 



381, 539 E. Palmer, July, 1896; Federal District, 6419 C. G. Pringle, 1896; 



Colotlan, State of Jalisco, 3607 J. N. Rose, August 29, 1897; Colima, 17 E. Palmer, 



1897, in rich, shady thickets in a fruit garden. 

 Chgetochloa latifolia Scribn. U. S. Dept. Agr. Div. Agros. Bui. 11: 44 pi. 3 (1898). 

 Durango, State of Durango, 879 E. Palmer, November, 1896, growing under bushes in 



deep ravines. 

 Chaetochloa latifolia breviseta Scrilin. & Merrill, U. S. Dept. Agr. Div. Agros. 



Bui. 21:31 (1900). 

 Santiago Papasquiaro, State of Durango, 470 E. Palmer, August, 1896, growing under 



bushes in a deep ravine. 

 Chaetochloa liebmanni (Fourn.) Scribn. & Merrill, IT. S. Dept. Agr. Div. Agros. 



Bui. 21: 31 (1900). {Setaria liehnanni Yomn. Mex. PI. 2: 44 (1881).) 

 Durango, State of Durango, 716 E. Palmer, September, 1896; Rosario, State of Sinaloa, 



1840 J. N. Rose, July, 1897; Topolobampo, 233 E. Palmer, September, 1897; 



Colima, 142 E. Palmer, August, 1897, under bushes on mountain slopes, many 



plants together. 

 Chaetochloa liebmanni pauciflora (Vasey) Scribn. & Merrill, U. S. Dept. Agr. 



Div. Agros. Bui. 21: 33 (1900). {Chamieraphis caudata pauciflora Vasey in 



Beal, Grasses N. A. 2: 158 (1896).) 

 Near Acaponeta, Territorio de Tepic, 3303 J.N.Rose, July 31, 1897; Colima, 8 E. 



Palmer, July, 1897, in shady places on emlmnkments. 

 Chaetochloa longipila (Fourn. ) Scribn. & Merrill, U. S. Dept. Agr. Div. Agros. Bui. 



21: 22 (1900). {Setaria longipila Fourn. Mex. Fh 2: 47 (1881).) 

 Between Agnacato and Dolores, Territorio de Tepic, 2017 J. N. Ro.se, August 6, 1897. 

 Cheetochloa macrostachya (H.B. K.) Scribn. & Merrill, U. S. Dept. Agr. Div. 



Agros. Bui. 21: 29 (1900). {Setaria macroKtavlnja H. B. K. Nov. Gen. et Sp. 



PI. 1: 110 (1815).) 

 Durango, State of Durango, 872 E. Palmer, November, 1896. 



