364 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 
HERBARIUM SPECIMENS FROM Mexico—Continued. 
Nelson in 1893. San Luis Tultitlanapa, Purpus 3599. Chalchicomula, open 
dry ground, Hitchcock 6282; common weed, waste and cultivated ground, 
Mitchcock 6293, 6294, 6309. Esperanza, along railway, Hitchcock 6466. 
Rancho Tosados, Nicolas in 1909. Oriental, Orcutt 3948. 
VERACRUZ: Orizaba, weed in street, Hitchcock 6311; roadside ditch, Hitchcock 
6329, 6333; Hahn 2635; Botteri; Miiller 2121. Cérdoba, Orcutt 3254. Omealca, 
Orcutt 3253. Jalapa, along railway, Hitchcock 6602. 
Oaxaca: Valley of Oaxaca, Conzatti & Gonzdlez 345. Escuela Normal, Conzatti 
14. Oaxaca, along road, Hitchcock 6112; along railway, Hitchcock 6126. Cui- 
catlan, hills, Nelson 1705. 
8. Eragrostis megastachya (Koel.) Link, Hort. Berol. 1: 187. 1827. 
Poa megastachya Koel. Descr. Gram. 181. 1802. 
Type locality given as ‘‘in Europa australi ad agrorum versuras.”’ 
RanGE: Throughout the United States and south to South America. 
HERBARIUM SPECIMENS FROM Mexico: 
Lower Cauirornia: Maleje, Gulf of California, Palmer 40 in 1887. San José del 
Cabo, Brandegee 9 in 1890. Santa Agueda, Palmer 215 in 1890. Without 
locality, Orcutt in 1889. 
Sonora: Guaymas, open gravelly place in yard, Hitchcock 3567; Palmer 40 and 
404 in 1887. Along railway 10 miles south of Nogales, Arizona, Hitchcock 3628. 
Llano, along railway at station, Hitchcock 3520. Hermosillo, in meadow along 
river, Hitchcock 3574; sandy bed of river, Hitchcock 3617. Loquka Ranch to 
Altar, Grifiths 6901. San Pedro River, Mearns 1147. 
Curnuanua: Santa Eulalia Plains, Wilkinson in 1885. Mifiaca, along railway, 
Mitchcock 7738. 
Duranco: Tlahualilo, barren hills, Pittier 475. Durango, Palmer 720 in 1896; 
dry ground, Hitchcock 7597. 
Coanuita: Sabinas, Nelson 6823. Saltillo, cultivated ground, Palmer 389 in 
1898; weed in field, Hitchcock 5633. 
TAMAULIPAS: Victoria, Palmer 473 in 1907. 
ZACATECAS: Zacatecas, along dry river bed, Hitchcock 7534. 
San Lurs Porosf: San Luis Potosi, Schaffner 139; Parry & Palmer 934 in 1878; 
alfalfa field, Hitchcock 5696. 
Guanajuato: Irapuato, moist sandy-clay plain, Hitchcock 7417. 
QUERETARO: Querétaro, weed in park, Hitchcock 5840. 
Hipauco: Pachuca, along railway, Hitchcock 6770. 
Coumma: Jala, along railway, Hitchcock 7012. 
PurBia: Tehuacan, limestone hills at El Riego, Rose, Puinter & Rose 9908; bot- 
tom land field, Hitchcock 6069. 
MoreELos: Yautepec, along railroad, Rose, Painter & Rose 8570. 
GUERRERO: Canyon de la Mano Negra, near Iguala, Rose, Painter d& Rose 9387. 
Balsas, along railway, Hitchcock 6794. 
Oaxaca: Cuicatlan, Nelson 1651. Tomellin, Rose, Painter & Rose 10080; along 
railway, Hitchcock 6232; rocky hill, Hitchcock 6243. Oaxaca, weed in field, 
Hitchcock 6123. 
9. Eragrostis amoena Presl, Rel. Haenk. 1: 275. 1830. 
Type locality, ‘‘Mexico.”’ 
Rance: Western Mexico to Panama. 
HERBARIUM SPECIMENS FROM MEXICO: 
Tepic: Tepic, shady spots along arroyos, Palmer 1926 in 1892. 
Jauisco: Guadalajara, sandy plains, Pringle 3334, 11742; dry open ground, rim 
of Barranca de Oblatos, Hitchcock 7323. 
VERACRUZ: Coatzacoalcos, Smith 1051. 
GuERRERO: Acapulco, Palmer 596 in 1895. 
