304 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM, 
8. Chloris radiata (L.) Swartz, Prodr. Veg. Ind. Occ. 26. 1788. 
Agrostis radiata L. Syst. Nat. ed. 10. 873. 1759. 
Type locality, Jamaica. 
Ranae: West Indies and southern Mexico to Panama. 
HERBARIUM SPECIMENS FROM Mexico: 
Coxtma: Colima, Palmer 1253 in 1891. 
VERACRUZ: Sanborn, Orcutt 3242. 
9. Chloris tenuispica Nash, Bull. Torrey Club 25: 436. 1898. 
Type locality, ‘‘Texas,’’ the type specimen collected by Nealley. 
RanGeE: Texas and northern Mexico. 
HERBARIUM SPECIMENS FROM MEXICO: 
Nuevo Leon: Monterey, along irrigation ditch, Hitchcock 5568. 
TAMAULIPAS: Tampico, along street, Mitchcock 5788. 
10. Chloris clandestina Scribn. & Merr. U. 8. Dept. Agr. Div. Agrost. Bull. 24: 
25. 1901. 
Gymnopogon longifolius Fourn. Mex. Pl. 2: 144. 1886. 
Chloris longifolia Vasey, Contr. U. S. Nat. Herb. 1: 284. 1893, not Steud. 1854. 
Type locality, ‘‘Vera Cruz,’’ the type specimen collected by Gouin (no. 52). 
RanaeE: Sonora to Oaxaca. 
HERBARIUM SPECIMENS: 
Sonora: Hermosillo, in meadow along river, Hitchcock 3572. 
Sinatoa: Culiacan, in good soil on wooded plains, Palmer 1763 in 1891. Topolo- 
bampo, bottom lands, Palmer 238 in 1897. Imala, Palmer 1763 in 1891. 
Nuevo Leon: Monterey, edge of field, Hitchcock 5559. 
San Luis Porosf: Las Candas, along railway, Hitchcock 5766. 
Jauisco: Guadalajara, side of Barranca de Oblatos, Hitchcock 7355. 
Guanajuato: Irapuato, dry shrubby hill, Hitchcock 7431. 
MoreELos: Yautepec, Pringle in 1902. 
Oaxaca: Tomellin, along ditch, Hitchcock 6226. 
87. TRICHLORIS Fourn. in Benth. Journ. Linn. Soc. Bot. 19: 102. 1881. 
Kuntze,’ regarding Trichloris as untenable because of Trichlora Baker 1877, pub- 
lishes for this genus the name Chloropsis Hack. (mentioned as a synonym and without 
description by Hackel?). Both of the former names appear, however, to be valid, 
since they are differently derived. 
KEY TO THE SPECIES. 
Spikelets 2-flowered, both lemmas with 3 long awns............... 1. 7. mendocina. 
Spikelets 3'to 5 flowered, the lateral awns of the lemmas more or less 
reduced, sometimes wanting....................00000-- .... 2. T. pluriflora. 
1. Trichloris mendocina (Phil.) Kurtz, Mem. Fac. Cienc. Exact. Univ.-Cérdoba 
1897: 37. 1897. 
Chloris ? mendocina Phil. Anal. Univ. Chile 36: 208. 1870. 
Type locality, ‘‘Mendoza.” 
RanGeE: Southwestern United States to Chile. 
HERBARIUM SPECIMENS FROM MExiIco: 
Curnuanua: Valley near Chihuahua, Pringle 475. 
Durango: Torreén, along dry: ditch, mostly among shrubs and cactus, Hitchcock 
7724. 
’ Rev. Gen. Pl. 2: 771. 1891. 
?In Engl. & Prantl, Pflanzenfam. 27: 59. 1887, 
