HITCHCOCK—-MEXICAN GRASSES. 333 
HERBARIUM SPECIMENS FROM Mexico—Continued. 
Coanutta: Jaral, Schumann 1716. Saltillo, along irrigation ditch, Hitchcock 5586. 
Tupic: Acaponeta, moist ravine, Rose, Standley & Russell 14248. 
Zacatecas: Zacatecas, gulch in dry sterile hills, Hitchcock 7506. 
AGUASCALIENTES: Aguascalientes, edge of field, Hitchcock 7452. 
San Luts Potosi: San Luis Potosf, Schaffner 131; Parry & Palmer 961 in 1878; 
irrigation ditch, Hitchcock 5691. CArdenas, Holway 3146. 
Jatisco: Rfo Blanco, Palmer 199 in 1886. Zapotldn, railway right of way, Hitch- 
cock 7123. San Nicolds, prairie, Hitchcock 7187. Guadalajara, on roof of 
hotel, Hitchcock 7261. Colotlan, Rose 3604. 
Guanasuato: Acdmbaro, along railway, Hitchcock 6932. Irapuato, moist sandy- 
clay plain, Hitchcock 7395. 
QueERETARO: Querétaro, rocky hill, Hitchcock 5844. 
Coumma: Colima, Palmer 140 in 1897. Alzada, open hills, Hitchcock 7054. 
Micnoacdn: Morelia, east of Zapote, Arséne in 1909. 
Freperat District: Bourgeau 911, Orcutt 3693. 
Pursia: Tlacuiloltepec, Purpus 4078. Tehuacdn, limestone hills near El Riego, 
Rose, Painter & Rose 9906; Seler 6; bottom-land field, Hitchcock 6073. 
Moretos: Cuernavaca, weed in pasture, Hitchcock 6835. Santa Fé, Orcutt 4438, 
4374. 
GurrReERO: Canyon de la Mano Negra, near Iguala, Rose, Painter & Rose 9385. 
Balsas, along railway, Hitchcock 6801. 
Oaxaca: Oaxaca, Conzatti 321; along hedge, Hitchcock 6107. Tomellin, along 
ditch, Hitchcock 6246; Rose, Painter & Rose 10081. 
YucatAn: Sacalum, Schott 632. 
7. Chloris virgata Swartz, Fl. Ind. Occ. 1: 203. 1797. 
Type locality, ‘‘ Antigua.” 
Rance: Northern Mexico and West Indies to Costa Rica. 
HERBARIUM SPECIMENS FROM MEXICO: 
Duranao: Torreén, along ditch, Hitchcock 7549. Durango, along ditch, Httch- 
cock 7657. 
CoAHUILA: Saltillo, along wet ditch, Hitchcock 5620. 
Nuevo Leoén: Monterey, along irrigation ditch, Hitchcock 5574. 
AGUASCALIENTES: Aguascalientes, edge of field, Hitchcock 7454. 
San Luts Potosi: San Luis Potosf, Schaffner 133; field, Hitchcock 5656, 5698; 
Griffiths 6533; Park Alameda, Hitchcock 5703. C&rdenas, irrigation ditch, 
Hitchcock 5749. Guascama, Purpus 5431. 
Jauisco: Zapotlan, railway right of way, Hitchcock 7138. Guadalajara, prairie near 
San Pedro, Hitchcock 7282. San Nicolds, prairie, Hitchcock 7193. 
Guanasuaro: Ac&mbaro, along railway, Hitchcock 6927. Irapuato, moist sandy- 
clay plain, Hitchcock 7412. 
QuERETARO: Querétaro, edge of field, Hitchcock 5804. 
Micuoackn: Urudpan, along road, Hitchcock 6965. 
FEDERAL District: Seaton 2. 
Pursta: Atlixco, Nelson in 1893. Tehuacdn, old field, Hitchcock 6033; Liebmann 
239. Rancho Tosados, Nicolas in 1909. 
Veracruz: Jalapa, along railway near Coatepec, Hitchcock 6662. Orizaba, road- 
side ditch, Hitchcock 6336. 
Moretos: Cuernavaca, pasture, Hitchcock 6855; along track, Hitchcock 6875. 
GuErreEro: Santa Fé, along railway, Hitchcock 6688. 
Oaxaca: Oaxaca, along road, Hitchcock 6110; open ground along railway, Httch- 
cock 6129; along ditch between Tule and Oaxaca, Hitchcock 6170. 
