HITCHCOCK—MEXICAN GRASSES. 261 
2. Chaetochloa effusa (Fourn.). 
Setaria effusa Fourn. Mex. Pl. 2: 42. 1886. 
Panicum mexicanum Scribn. & Merr. U.S. Dept. Agr. Diy. Agrost. Bull. 21: 40. 1900. 
Type locality, Veracruz, several localities in that State being given, Orizaba being 
the first. 
Range: Southern Mexico and Central America. 
HERBARIUM SPECIMENS FROM MEXxIco: 
Veracruz: Zacuapan, brushy woods, Purpus 2904; shady forests, Purpus 2907. 
Mirador, Liebmann 456. Cérdoba, Ross 551; Kerber 110; along river bank, 
Hitchcock 6395; valley, Bourgeau 1457. Orizaba, open rocky hill, Hitchcock 
6380; Bottert 1986. 
Oaxaca: Tonaguia, Liebmann 454. 
Tapasco: Tamulté, Rovirosa 616. 
Cutapas: Ocuilapa, table-land, Nelson 3059. 
3. Chaetochloa longipila (Fourn.) Scribn. & Merr. U. 8. Dept. Agr. Div. Agrost. 
Bull. 21: 22. 1900. 
Setaria longipila Fourn. Mex. PI. 2: 47. 1886. 
Type locality, presumably Mexico, the type specimen, collected by Jurgens (no. 
722), being without data as to locality. 
RanGE: Pacific slope of Mexico. 
HERBARIUM SPECIMEN: 
Trpic: Between Aguacate and Dolores, Rose 2017. 
4. Chaetochloa liebmanni (Fourn.) Scribn. & Merr. U.S. Dept. Agr. Div. Agrost. 
Bull. 21: 31. 1900. 
Setaria liebmanni Fourn. Mex. Pl. 2: 44. 1886. 
Type locality, ‘‘Manantial,”’ the type specimen collected by Liebmann (no. 389). 
Range: Pacific slope of Mexico. 
HERBARIUM SPECIMENS: 
Lower Cauirornis: San José del Cabo, Brandegee 12 in 1890. 
Sonora: Guaymas, Palmer 191 in 1887; rocky lava hill, Hitchcock 3548. Alamos, 
Palmer 686 in 1890. 
CurauaHva: Southwestern Chihuahua, Palmer 52 and 110D in 1885. 
SinaLoa: Topolobampo, under shade of bushes, mountain slopes, Palmer 233 in 
1897. Culiacdn, Brandegee 9 and 10 in 1904; common on rich bottom lands 
in shade, Palmer 1541 in 1891. Rosario, Rose 1840. 
Tgpic: Acaponeta, Rose 3303. 
Coma: Colima, in shady places on embankments, Palmer 8 in 1897; low grassy 
thicket, Palmer 142 in 1897. 
GueERRERO: Rio Balsas, Orcutt 4194. 
Oaxaca: Tomellin, side of cut along railway, Hitchcock 6191. Between San 
Gerénimo and La Venta, Nelson 2788. 
5. Chaetochloa latifolia Scribn. U. 8. Dept. Agr. Div. Agrost. Bull. 11: 44. pl. 3. 
1898. 
Type locality, ‘‘deep ravines, Durango, Mexico,’’ the type specimen collected by 
Palmer in 1896 (no. 879). 
Ranaz: Pacific slope of Mexico. 
HERBARIUM SPECIMENS: 
Duranco: Santiago Papasquiaro, under bushes in a ravine, Palmer 470 and 879 
in 1896. 
Oaxaca: Valley of Oaxaca, Conzatti & Gonzélez 347. 
