HITCHCOCK AND CHASE—TROPICAL NORTH AMERICAN PANICUM. 487 
38. Panicum gouini Fourn. 
Panicum gouint Fourn. Mex. PI. 2: 28. 
1886; Contr. U. 8. Nat. Herb. 15: 86. 1910. 
DISTRIBUTION. 
Sea beaches along the Gulf of Mexico. 
The type specimen from Veracruz. 
Veracruz: Veracruz, Pringle 5569, 
Amer. Gr. Nat. Herb. 40, Miiller 
2177. Antigua, Liebmann 450. 
Coatzacoalcos, Smith 913. 
Fig. 52.—Distribution of P. gouini. 
39. Panicum virgatum L. 
Panicum virgaitum L. Sp. Pl. 59. 1753; Contr. U. S. Nat. Herb. 15: 87. 1910. 
DISTRIBUTION. 
Prairies and open woods, eastern and 
central United States, south to north- 
ern South America. The type speci- 
men from Virginia. 
Jatisco: Rio Blanco, Palmer 207 
and 510 in 1886. 
Cuiapas: Between San Ricardo 
and Ocozucuantla, Nelson 
2975. 
Fig. 53.—Distribution of P. virgatwm. 
Honpuras: Santa Anna, Thieme 532. 
VENEZUELA: Alto Apure, Jahn 198. 
CotomsBtia: Santa Marta, Smith 166. 
39a. Panicum virgatum cubense Griseb. 
Panicum virgatum cubense Griseb. Cat. Pl. Cub. 233. 1866; Contr. U. S. Nat. Herb. 
15: 92. 1910. 
DISTRIBUTION. 
Pine woods, Atlantic Coastal Plain, 
Bermuda and Cuba. The type speci- 
men irom Cuba. 
Brermupa: Stone in 1888 (Acad. 
Phil. Herb.). 
Cuba: Batabané, Hitchcock 153, 
Palmer & Riley 1134. Be- 
tween Laguna Joveroand Laguna Herradura, Shafer 10927. Without locality, 
Wright 3873. 
Fig. 54.—Distribution of P. virgatum cubense. 
