GRAMINEA. 499 
6. DIMORPHOSTACHYS. 
Dimorphostachys, Fourn. in Comptes Rendus Acad. Par. Ixxx. p. 441, et Mex. Pl. Enum., Gram. 
_ p.18; Benth. et Hook. Gen. Plant. iii. p. 1101, sub Panico. 
We have retained this genus, though Bentham and Hooker reduce it to Panicum, 
because we have not been able to examine the types of Fournier’s proposed new species. 
1. Dimorphostachys adoperiens, Fourn. Mex. Pl. Enum., Gram. p. 15. 
Sout Mexico, Orizaba (Schaffner). 
2. Dimorphostachys botterii, Fourn. Mex. Pl. Enum., Gram. p. 14. 
SoutH Mexico, near Orizaba (Botteri). 
3. Dimorphostachys drummondii, Fourn. Mex. Pl. Enum., Gram. p. 15. 
Texas.—Nortu Mexico, San Luis Potosi (Virlet d@ Aoust); Soura Mxxico, Mundo 
Nuevo and Colipa (Karwinski), Potrero de Cazadero, Meta de San Juan, Rancho 
Nuevo, Colipa, &c. (Liebmann). 
4. Dimorphostachys ghiesbreghtii, Fourn. Mex. P). Enum., Gram. p. 16. 
MExIco, without locality ( Ghiesbreght). 
5. Dimorphostachys langei, Fourn. Mex. Pl. Enum., Gram. p. 14. 
South Mexico, Hacienda de Jovo and Mecapulco (Liebmann). 
6. Dimorphostachys monostachya, Fourn. Mex. Pl. Enum., Gram. p. 14. 
Panicum monostachyum, H. B. K. Nov. Gen. et Sp. i. p. 96; Kunth, Gram. t. 104; Doll in Mart. 
Fl. Bras. ii. 2, p. 181. 
South Mexico, valley of Oaxaca, near Ocotlan (Liebmann).—Braziu. 
7. Dimorphostachys ? oajacensis, Fourn. Mex. Pl. Enum., Gram. p. 16. 
Paspalum oajacense, Steud. Gram. p. 21. 
Sour Mexico, Oaxaca (Franco). 
Fournier had not seen Steudel’s type, but thought from the description it might 
belong to this genus. 
8. Dimorphostachys paspaloides, Fourn. Mex. Pl. Enum., Gram. p. 14. 
_ Soura Mexico, Vera Cruz (Gouin). 
9. Dimorphostachys schaffneri, Fourn. Mex. Pl. Enum., Gram. p. 15, cum 
var. 8. remotispicula. 
SoutH Mexico, Cordova (Bourgeau, 1658), Orizaba (Miiller; Bourgeau, 1598), San 
Juan del Rio (Bourgeau, 2974), Huitamalco (Ivebmann), Mirador (Schaffner; Liebmann), 
Cuernavaca (Bourgeau, 1297). 
10. Dimorphostachys variabilis, Fourn. Mex. Pl. Enum., Gram. p. 15. 
SourH MExico, without locality (Ghiesbreght), Orizaba (Bottert).—GuIana; Brazi.. 
Hb. Kew. 
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