HITCHCOCK AISTD CHASE TROPICAL NORTH AMERICAN PANICtTM. 497 



Guatemala: Cobdn, Tilrckheim 1254. 

 Panama: Along ditch to Old Panama, Hitchcock 8400. 



Cuba: Sancti Spiritus, Leon 909. Isle of Pines, Curtiss 464. Banos San Vicente, 

 Britton & Gager 7452. 



54. Panicum. laxum Swartz. 



Panicum laxum Swartz, Prodr. Veg. Ind. Occ. 23. 1788; Contr. U. S. Nat. Herb. 

 15: 115. 1910. 



DISTRIBUTION. 



Ditches, banks, moist woods and wet savannas, Mexico and West Indies to Paraguay. 

 The type specimen from Jamaica. 



Sinaloa: Culiacdn, Palmer 1558 in 1891. 



Veracruz: Coatepec, Hitchcock 6665. Jalapa, Hitchcock 6624. Cordoba, Hitch- 

 cock 6421, 6433. Veracruz, Hitchcock 6583. Sanborn, Orcutt 3238. Mirador, 

 Liebmann 412. Orizaba, Botteri 688. 



Tabasco: Mayito, Rovirosa 427. 



British Honduras: Manatee Lagoon, Peck 60 (Gray Herb.). 



Guatemala: Puerto Barrios, Pittier 361, Hitchcock 9160. Cubilquitz, Tiirck- 

 heivi 8803. Santa Rosa, Heyde & Lux 3900. Coban, Tiirckheim 3832. 



Honduras: San Pedro Sula, Thieme 5587. 



Salvador: Sonsonate, Hitchcock 8971. 



Nicaragua: Corinto, Hitchcock 8748. 



Costa Rica: Buenos Aires, Tonduz 4864, 4868, 4871, Pittier 3657. Rfo Birris, 

 Pittier 3117. Turrialba, Ton- 

 duz 8267, Pittier 16123. Rfo ff^:^:; — ; i ■-^■-^._.,./ j I n/ 3" 



Grande de Terraba, Tonduz 

 3622. Boruca, Tonduz 4473. 

 Carrillo, Biolley 3107. Port 

 Limon, Hitchcock 8429. San 

 Jose, Hitchcock 8455. Rio 

 Maravilla, Alajuela, Jimenez 

 141. Puntarenas, Hitchcock 

 8566. Rio Bebedero, Jime- 

 nez 740. Rio Tiliri, Tonduz Fig. IS.-Distiihntionol P. laxum. 

 3071. 



Panama: Gatun, Hitchcock 7968, 8027. Boca del Toro, Hart 86. Porto Bello, 

 Pittier 2443. Culebra, Hitchcock 7900. David, Hitchcock 8346, 8350. Chepo, 

 Pittier 4615. Vicinity of 014, Pittier in 1911. Gamboa, Pittier 4789. Along 

 Sambii River, Pittier 5234. Chorrera, Hitchcock 8134. Between Pedro 

 Miguel and Corozal, Hitchcock 7993. Dolega, Hitchcock 8334. 



Cuba: Sancti Spiritus, Leon 907, Sergius 2781, Poppig 6. Hanabana, Wright 

 189, 196, 197. Isle of Pines, Taylor 37, Palmer & Riley 1069. Herradura, 

 Caldwell & Baker 7136, Tracy 9054, 9062, 9072, 9099, Hitchcock 177. Santiago 

 de las Vegas, Hitchcock 178, Tracy ^114. Banao Hills, Leon 3982J. Guana- 

 bacoa, Le6n 914. Wajay, Earle & Wilson 343. Zaza del Sur, Sergius 2780. 

 Camaguey, Shafer 217. Sumidero, Shafer 13724. Los Palacios, Shafer 

 11793. La Gloria, Shafer 174. Without locality, Wright 759, 3451, 3863. 



Jamaica: Bull Head Mountain, Hitchcock 9539, 9545. Caatleton Gardens, Hitch- 

 cock 9397. Ewarton to Linstead, Hitchcock 9461. Appleton, Hitchcock 9658. 

 Gordon Town, Hitchcock 9333. Troy, Hitchcock 9786. Castleton, Harris 

 11285. Below Flamstead, Hams 11466. 



Santo Domingo: Jarabacoa, Eggers 2120. 

 ' 82472°— 15 4 



