HITCHCOCK—-MEXICAN GRASSES. 315 
1. Epicampes leptoura Piper, Proc. Biol. Soc. Washington 18: 143. 1905. 
Type locality, ‘‘Sierra Madre near Colonia Garcia, Chihuahua, Mexico,’’ the type 
specimen collected by Townsend & Barber (no. 341). 
Rance: Mountains of Chihuahua. 
HERBARIUM SPECIMENS: 
CxurnuAHuA: Southwestern Chihuahua, Palmer 0 and 1 in 1885. Sierra Madre 
near Colonia Garcia, Townsend & Barber 341. Mifiaca, dry run, Hitchcock 
7748, 7749; rocky hill, Hitchcock 7750. Sanchez, rocky bed of stream, Hitch- 
cock 7686. 
2. Epicampes macroura (H. B. K.) Benth. Journ. Linn. Soc. Bot. 19: 87. 1881. 
Crypsis macroura H. B. K. Nov. Gen. & Sp. 1: 140. 1816. 
Type locality, ‘‘in apricis montanis regni Mexicani juxta montem Tolucae.”’ 
RancGE: Mountain regions from Chihuahua to Guatemala. 
HERBARIUM SPECIMENS FROM MEXICO: 
CnIHUAHUA: Canyon de San Diego, Hartman 803. 
San Luis Potosi: San Luis Potosf, Parry & Palmer 919 and 940 in 1878. 
Jauisco: Sayula, Ox Fiber Brush Co., in 1909. 
Micnoacdn: Morelia, Arséne in 1909. 
Mexico: Nevado de Toluca, cool slopes under pines, Pringle 4211; Rose & Painter 
7883. Ixtaccihuatl, rocky places above timber line, Purpus 317. Popocate- 
petl, open mountain side, Hitchcock 6002; woods, Hitchcock 6010. Salazar, 
Rose & Painter 7051. Cima, Rose & Painter 7209. Federal District, Pringle 
6676; lava fields, Pringle 11739, 13628. Eslava, Holway 6. 
Puesia: Mount Orizaba, Seaton 161, rocky slopes above timber-line; Purpus 
3017, Liebmann 682; common on the middle stretches of mountain, Hitchcock 
6259. San Marcos, railway embankment, Hitchcock 6528. ‘‘San Andres, San 
Miguel,’’ Liebmann 684. 
3. Epicampes rigens Benth. Journ. Linn. Soc. Bot. 19: 88. 1881. 
Type locality, California. 
Rance: New Mexico to central California and south on the Pacific slope to Durango. 
HERBARIUM SPECIMENS FROM “MEXICO: 
Lower Carrornia: Sierra de San Francisquito, Brandegee 22 and 15 in 1899. 
Canyon Cantillas, Orcutt 1143. 
Curmuanua: Southwestern Chihuahua, Palmer 21 in 1885. Chihuahua, by 
streams, Pringle 417; along aqueduct, Hitchcock 7770; along dry run, Hitch- 
cock 7773. 
Duranco: Durango, prairie along creek, Hitchcock 7615. 
4, Epicampes lanata (H. B. K.) Presl; Kunth, Enum. Pl. 1: 209. 1833. 
Agrostis lanata H. B. K. Nov. Gen. & Sp. 1: 136. 1829. 
Type locality, ‘‘in scopulosis regni Mexicani, juxta Villalpando, Santa Rosa et 
Cerro del Cubilete.”’ 
RanGE: Highlands, Chihuahua to Oaxaca. 
HERBARIUM SPECIMENS: 
Curnvanva: Chihuahua, cool slopes, rocky hills, Pringle 391. 
Durancao: Durango, rocky hill, Hitchcock 7587, 7652. 
San Luis Porosi: San Luis Potosf, Parry & Palmer 933 in 1878, Schaffner 190. 
Puesto: Esperanza, rocky hill, Hitchcock 6485. 
Oaxaca: Las Sedas, Pringle 5575. 
5. Epicampes ligulata Scribn.; Vasey, Contr. U. S. Nat. Herb. 3: 58. 1892. 
Type locality, ‘‘Texas,’’ the type specimen collected at Bandero’s Pass by Rever- 
chon (no. 1610). 
RancGE: Texas to Arizona and northern Mexico. 
