574 GRAMINEZ. 
its nearest allies :—** Poa hirsuta, Michaux, imprimis culmo robustiore, panicula am- 
pliore atque spiculis majoribus, 5-12-floris differt. Ceterum ragrostis hirsuta, 
E. polytricha, et E. lugens, maxime sibi affines.” 
11. Eragrostis maxima, Fourn. Mex. Pl. Enum., Gram. p. 114. 
Sourh Mexico, San Juan de Ulloa, Vera Cruz (Gouin), San Augustin, Oaxaca 
(Liebmann).—Sawn Domineo. 
“Differt ab E. domingensi, Steud. Gram. p. 278, foliis non late linearibus scabrius- 
culis, sed angustis glabris” (Fournier). 
12. Eragrostis maypurensis, Steud. Gram. p. 276; Doll in Mart. Fl. Bras. ll. 
3, p. 153. 
Eragrostis panamensis, Presl, Relig. Henk. i. p. 277. 
Poa maypurensis, H. B. K. Nov. Gen. et Sp. i. p. 161; Kunth, Revis. Gram. t. 183. 
Megastachya panamensis, Fourn. Mex. Pl. Enum., Gram. n. 118. 
Festuca pilosa, Willd. in Spreng. Syst. Veg. 1. p. 356. 
Sovra Mexico, Gualulu (Liebmann); Panama (Henke).—Nortu Braziu. 
13. Eragrostis mexicana, Link, Hort. Berol. i. p. 190; Nees, Agrostol. Bras. 
p. 503; Déll in Mart. Fl. Bras. ii. 3, p. 143; Fourn. Mex. Pl. Enum., Gram. p. 114. 
Poa mexicana, Lag. Elench. p. 3; Ch. et Schl. in Linnea, vi. p. 38. 
SourH Mexico, Hacienda de la Laguna (Schiede & Deppe), Rio Blanco, near Orizaba 
(Schaffner), Mexico (Bourgeau, 1031).—Gutana; Brazit. Hb. Kew. 
This species is very variously limited by different authors. Nees refers to it Poa 
polymorpha, R. Br., a very common Old-World species, and Poa patula, H. B. K., an 
Andine species; while Trinius reduces Eragrostis mexicana, Link, to £. pilosa, 
Beauv. 
Watson (Proc. Am. Acad. xviii. p. 182) refers a number of specimens from North 
Mexico and New Mexico to this species. 
14, Eragrostis montufari, Steud. Gram. p. 275; Fourn. Mex. Pl. Enum., 
- Gram. p. 117. | 
Poa montufari, H. B. K. Nov. Gen. et Sp. i. p. 159. 
Megastachya montufari, Roem. et Schult. Syst. Veg. ii. p. 586. 
NortH Mexico, San Luis Potosi ( Virlet d Aoust).—Soutn Mexico, Orizaba (Schaffner), 
Vera Cruz (Gouin), without locality (Humboldt & Bonpland).—Ecuapor. 
[Megastachya panicoides, Presl (Relig. Henk. i. p. 283), Poa panicoides, Kunth 
(Enum. Pl. i. p. 343), from Acapulco, has not been identified. ] 
15. Eragrostis oxylepis, Torr. in Rep. Bot. Whipple’s Exped. p. 156; Vasey, 
Grasses U. S. p. 38. 
Poa oxylepis, Torr. in Marcy’s Rep. p. 301, t. 19 (P. interrupta in tab.). 
Megasiachya oxylepis, Fourn. Mex. Pl. Enum., Gram. p. 118, cum £. capitata. 
Eragrostis vere-crucis, Rupr. in Bull. Acad. Brux. ix. (reprint, p. 9). 
