844 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM, 
RanG_E: Arizona and Sonora. 
HERBARIUM SPECIMEN FROM MEXICO: 
Sonora: Near Cocospora Ranch, south of Nogales, Griffiths 6789. 
26. Bouteloua filiformis (Fourn.) Griffiths, Contr. U. 8. Nat. Herb. 14: 413. 1912. 
Atheropogon filiformis Fourn, Mex. Pl. 2: 140. 1886. 
Type locality, ‘‘Hacienda de la Naranja,’’ Mexico. 
RanGE: Texas to Arizona and south to Colombia. 
HERBARIUM SPECIMENS FROM MEXICO: 
Duraneo: Durango, dry ground, Hitchcock 7603. 
Nevuvo Leon: Monterey, rocky hill, Obispado, I[7itcheock 5569; valley of Mon- 
terey, Pringle 2547. 
TAMAULIPAS: Victoria, Palmer 482 in 1907. 
AGUASCALIENTES: Aguascalientes, sterile rocky hill, Hitchcock 7462. 
San Luis Porosi: San Luis Potosi, Hitchcock 5679. Cardenas, railway cut, Hitch- 
cock 5718. Minas de San Rafael, Purpus 5437. 
Jaisco: Guadalajara, prairie near San Pedro, Hitchcock 7277. La Junta, along 
track, Hitchcock 7002. Zapotlan, railway right of way, Hitchcock 7118. San 
Nicolas, prairie, Hitchcock 7194; sterile clay hill, Hitchcock 7201. 
GuanasuaTo: Irapuato, dry, shrubby hill, Hitehcock 7422, 7423. 
QUERETARO: Quer(taro, Rose & Rose 11140; rocky hill, Hitchcock 5827. Between 
San Juan del Rio and Cadereyta, Rose, Painter & Rose 9678. 
Hipatao: Ixmiquilpan, limestone hillside, Rose, Painter & Rose 8960. 
Conia: Colima, Orcutt 4568, Palmer 1254 in 1891, Alzada, gravelly prairie, 
Hitchcock 7084. 
MicuoacdNn: Punguato near Morelia, Arsene 2850. 
Feperat District: Valley of Mexico, Rose & Painter 6538, 6821, 8018, Rose, 
Painter & Rose 8271. Near Chapultepec, Hitchcock 7841; lava rock, Hitch- 
cock 5954. 
Pursua: Atlixco, Nelson in 1893. Tehuacan, Rose & Hay 5820; flat place on 
cactus hill, Hitchcock 6082, 6088. 
VeRACRUZz: Coatzacoalcos, Orcutt 3255. Veracruz, sandy prairie, Hitchcocl: 
6555. Orizaba, Bottert 1070. Consoquitla, Liebmann 585. 
MorRELos: Cuernavaca, hillside pasture, Hitchcock 6820. 
GUERRERO: Apipilulco, prairie, Hitchcock 6698. Acapulco, Palmer 113 in 1894. 
Oaxaca: Oaxaca, rocky hill, Hitchcock 6101, 61504. Valley of Oaxaca, Lieb- 
mann 575. 
27. Bouteloua radicosa (Fourn.) Griffiths, Contr. U. S. Nat. Herb. 14: 411. 1912. 
Atheropogon radicosus Fourn. Mex. Pl. 2: 140. 1886. 
Type locality, ‘‘In pascuis pr. Mejico.”’ 
Rance: New Mexico to California and south to Oaxaca. 
HERBARIUM SPECIMENS FROM MEXICO: 
Lower Catirornia: Cape Region, Brandegee 2 in 1899, 57 in 1893. 
Cuimuanua: Between Colonia Garcia and Pratt’s ranch below Pacheco, Nelson 
6258. Sierra Madre, Nelson 6305; near Colonia Garcia, Townsend & Barber 
226. Southwestern Chihuahua, Palmer, 115a in 1885. Guerrero, ledges of 
river canyon, Pringle 1436. 
Durango: Durango, common on hillsides and plains, Palmer 547 in 1896. 
CoaHuma: Monclova, Caracol Mountains, Palmer 1354 in 1882. 
Jaxisco: On road between Monte Escobedo and Colotlan, Rose 2672. Guadala- 
jara, prairie near San Pedro, Hitchcock 7270. Rio Blanco, Palmer 188 and 301 
in 1886. 
Hipauco: Dublan, Griffiths 8124. 
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