332 COISTTKIBUTIONS FEOM THE NATIONAL HEKBAEIUM. 



59. Panicum multirameum Scribn. U. S. Dept. Agr. Div. Agrost. Circ. 19: 2. 

 1900. 



Banks and dry open ground, southern Mexico to Guatemala ; also in Jamaica. 

 Originally described from Jalapa, Mexico. 



60. Panicum roanokense Ashe, Journ. Elisha Mitchell Soc. 15: 44. 1898. 

 Open swampy woods and wet meadows, Virginia to Texas ; also in Jamaica. 



Originally described from North Carolina. 



61. Panicum caerulescens Hack. ; Hitchc. Contr. U. S. Nat. Herb. 12: 219. 1909. 

 Marshes and swampy woods, southeastern United States, Bahamas, and 



Cuba. Originally described from Florida. 



62. Panicum leucothrix Nash, Bull. Torrey Club 24: 41. 1897. 



Pine woods and moist open ground, southeastern United States, Cuba, and 

 Porto Rico. Originally described from Florida. 



63. Panicum wriglitianum Scribn. U. S. Dept. Agr. Div. Agrost. Bull. 11: 44. 

 /. Jt. 1898. 



Moist sandy soil, coastal plain, Massachusetts to Texas ; also in Cuba, whence 

 originally described. 



64. Panicum acuminatum Swartz, Prodr. Veg. Ind. Occ. 23. 1788. 



Sandy pine woods, moist banks, and open ground, Cuba and Jamaica ; also 

 Colombia. Originally described from Jamaica. 



65. Panicum erectifolium Nash, Bull. Torrey Club 23: 148. 1896. 



Moist pine woods, southeastern United States and Cuba. Originally described 

 from Florida. 



66. Panicum albomarginatum Nash, Bull. Torrey Club 24: 40. 1897. 



Moist sandy woods, southeastern United States, Cuba, and GuaU'inala. Origi- 

 nally described from Florida. A study of more material may show that Pani- 

 cum trifolium Nash * is found in Cuba. The following specimens appear to 

 belong to the latter species; Province of Pinar del Rio, Le6n 3466; Leon & 

 FJoram 4454. Isle of Pines, Britton, Britton d- Wilso7i 15383. 



67. Panicum chamaelonche Trin. Gram. Pan. 242. 1826. 



Open sandy soil, southeastern United States and Cuba (Isle of Pines, Britton, 

 Britton & ^,W\Uon 14218, 14221). 



68. Panicum portoricense Desv. ; Hamilt. Prodr. PI. Ind. Occ. 11. 1825. 

 Moist sandy woods, southeastern United States, Cuba, and Porto Rico. Origi- 

 nally described from Porto Rico. 



69. Panicum lancearium Trin. Gram. Pan. 223. 1826. 



Sandy pine woods, southeastern United States, British Honduras, Cuba, and 

 Santo Domingo. Originally described from North America, but without definite 

 locality. 



70. Panicum scoparium Lam. Encycl. 4: 744. 1798. 



Wet places, southeastern United States and Cuba. Originally described from 

 South Carolina. 



71. Panicum viscidellum Scribn. U. S. Dept. Agr. Div. Agrost. Circ. 19: 2. 1900. 

 Open woods and slopes, Mexico to Colombia ; also in Cuba. Originally de- 

 scribed from Mexico. 



72. Panicum joori Vasey, U. S. Dept. Agr. Div. Hot. Bull. 8 : 31. 1889. 

 Damp woods, southeastern United States, Mexico, and Cuba. 



'Bull. Torrey Club 26: 580. 1899. 



