GRAMINEA. 535 
20. Aristida schiedeana, Trin. et Rupr. Sp. Gram., Stip. p.120; Fourn. Mex. 
Pl. Enum., Gram. p. 77. 
Podosemum stipoides, Ch. et Schl. in Linnea, vi. p. 36, non H. B. K. ex Fourn. 
Souta Mexico, near Jalapa (Schiede & Deppe), Santa Fé (Bourgeau, 677 in part), 
Consoquitla (Liebmann). 
21. Aristida setifolia, H. B. K. Nov. Gen. et Sp. i. p. 122; Hack. in Mart. 
Fl. Bras. ii. 3, p. 22, cum var. 8. grandiflora. 
Aristida bromoides, H. B. K. loc. cit.; 8. Wats. in Proc. Am. Acad. xviii. p- 174. 
Aristida coarctata, H. B. K. loe. cit. ; ’ Fourn. Mex. Pl. Enum., Gram. p. 79. 
Chetaria setifolia, C. bromoides, et C. coarctata, Roem. et Schult. Syst. Veg. ii. p. 396. 
' Nort Mexico, Parras and Saltillo (Palmer, 1351, 1352), San Luis Potosi (Schaff- 
ner); Souta Mexico, Barras and Guanajuato at 6350 feet (Humboldt & Bompland).— 
Brazit. Hb. Kew. 
22. Aristida spadicea, H. B. K. Nov. Gen. et Sp. i. p. 123; Kunth, Enum. 
Pl. i. p. 189, non Trin. in Mém. Acad. Sc. St. Petérsb. 1836, p. 48, ex Fourn. Mex. Pl. 
Enum., Gram. p. 77. 
_ Aristida divaricata, Lagasca, Elench. p. 8, ex Fourn. 
SoutH Mexico, between Guanajuato and Mina de Belgrado, at 7200 feet (Humboldt 
& Bonpland).—Ortoco. 
23. Aristida stricta, Michx. Fl. Bor.-Am. i. p. 41; Kunth, Enum. Pl. i. p. 187; 
Chapm. Fl. Southern U. S. p. 555. 
Chetaria stricta, Beauv. Agrostogr. p. 30. 
VirGinia to Fioripa and Texas.—Muxico (ex Kunth).—Cusa. 
24. Aristida tenuis, Kunth, Revis. Gram. i. p- 62, et Kunth, Enum. Pl. i. 
p. 193. 
Muehlenbergia tenuis, Trin. et Rupr. Sp. Gram., Stip. p. 183. 
Streptachne tenuis, H. B. K. Nov. Gen. et Sp. i. p. 124; Presl, Reliq. Henk. i. p. 226. 
Ortachne tenuis, Fourn. Mex. Pl. Enum., Gram. p. 80. 
South Mexico, between Victoria and Rio Blanco, and at Hacienda del Limon 
(Karwinski), barranca near Cuernavaca (Bourgeau, 1295), Orizaba (Botteri), Vera Cruz 
(Gouin). 
25. Aristida ternipes, Cav. Ic. Pl. v. p. 46; Steud. Gram. p. 136. 
Panama (NVée). 
26. Aristida virleti, Fourn. Mex. Pl. Enum., Gram. p. 76. 
NortH Mexico, San Luis Potosi (Virlet d’Aoust) ; Soura Mexico, Orizaba (Miller, 
2140), Laguna, Talea (Liebmann). 
