GRAMINEZ. 569 
2. Triodia mutica, Benth. ex S. Wats. in Proc. Am. Acad. xviii. p. 180. 
Uralepis mutica, Fourn. Mex. Pl. Enum., Gram. p. 110? 
 Tricuspis mutica, Torr. in Rep. Bot. Whipple’s Exped. p. 100. 
Texas; New Mexico.—Norra Mexico, mountains west of Saltillo (Palmer, 2020). 
Hb. Kew. 
3. Triodia pulchella, H. B. K. Nov. Gen. et Sp. i. p. 155, t. 47; S. Wats. in 
Proc. Am. Acad. xviii. p. 180. 
Tricuspis pulchella, Torr. Rep. Bot. Whipple’s Exped. p. 100. 
Uralepis pulchella, Kunth, Revis. Gram. i. p. 108, et Enum. Pl. i. p. 318; Nees in Linnea, xix. 
p. 693; Fourn. Mex. Pl. Enum., Gram. p. 110. 
SoutHerN Uran to New Mexico and Trexas.—Norta Mexico, Parras, Coahuila 
(Palmer, 1359), region of San Luis Potosi (Parry & Palmer, 951; Schaffner 1007) ; 
South Mexico, between Guanajuato and Mina de Belgrado 6300 feet (Humboldt & 
Bonpland), Guadalupe, valley of Mexico (Bourgeau, 664), Mirador (Schaffner). Hb. 
Kew. 
4, Triodia schaffneri, S. Wats. in Proc. Am. Acad. xviii. p. 181. 
Norta Mexico, in the Escabrillos mountains, San Luis Potosi (Schaffner, 1077). 
Hb. Kew. 
5. Triodia texana, S. Wats. in Proc. Am. Acad. xviii. p. 180. 
Texas; New Mexico.—-NortaH Mexico, Monclova, Coahuila (Palmer, 1371). Hb. 
Kew. 
79. DIPLACHNE. 
Diplachne, Beauv. Agrostogr. p. 80, t. 16. fig. 9; Benth. et Hook. Gen. Plant. iii. p. 1176. 
- About fourteen species, scattered over the warmer regions of both hemispheres. 
1. Diplachne dubia, Benth. ex S. Wats. in Proc. Am. Acad. xviii. p. 181; 
Vasey, Grasses U. S. p. 35. 
Leptochloa dubia, Nees, Agrostol. Bras. p. 483; Kunth, Enum. Pl. i. p. 271; Chapm. Fl. Southern 
U.S. p. 559; Fourn. Mex. Pl. Enum., Gram. p. 147. 
Chloris dubia, H. B. K. Nov. Gen. et Sp. i. p. 169, et vii. t. 694. 
Festuca obtusiflora, Willd.; Spreng. Syst. Veg. i. p. 356. 
Froripa; Texas; New Mexico.—Nortu Mexico, San Luis Potosi (Schaffner, 1079) ; 
Sours Mexico, Mirador (Schaffner), Guadalupe, valley of Mexico (Bourgeau, 533), San 
Felipe de Agua, Oaxaca (Liebmann), El Pefion, valley of Mexico, between 6000 and 
7000 feet (Humboldt & Bonpland). Hb. Kew. 
2. Diplachne fascicularis, Beauv. Agrostogr. p. 80, t. 16. fig. 9; S. Wats. in 
Proc. Am. Acad. xviii. p. 181; Fourn. Mex. Pl. Enum., Gram. p. 148. 
Festuca fascicularis, Lam. Ill. i. p. 189. 
Leptochloa polystachya, Kunth, Revis. Gram. i. p. 91, et Enum. Pl. i. p. 271. 
Leptochloa fascicularis, A. Gr. Man. Bot. Northern U.S. ed. 5, p. 623. 
BIOL. CENTR.-AMER., Bot. Vol. III., December 1885. 4d 
