29 



slender and papillose at apex; endostome paler, smooth, seg- 

 ments carinate and perforate, cilia none; walls thickened, cells 

 small, irregularly hexagonal; spores smooth, 16-18 /x. Lid and 

 calyptra not seen. 



Type locality: Port Royal, Jamaica. "Mc Nab." 



Distribution: High Mountains of Jamaica, Morce's Gap, 

 John Crow Peak, New Haven Gap and Sir John and Summit, 

 St. Catharine's Peak; Cuba, Sierra Maestra and Mt. Torquino; 

 Porto Rico, Luquillo Mts.; St. Vincent, H. H. Smith; Barbadoes, 

 Parker; Trinidad, Criiger. Guatemala, Alta Vera Paz, H. von 

 Turckheim 1149, Cook and Griggs 512, with fruit. Costa Rica, 

 Pittier 9642; New Granada and Mt. Abitana, Andes of Quito, 

 Spruce 740. 



Funck and Schlim, 370 from Caracas, Venezuela, is not this 

 species but a true Homalia. 



Homalia glabella (Sw.) Mitt, with which it has been confused 

 by Mitten also has its type locality in Jamaica but that species 

 grows on rocks, in shade, is a smaller plant, with nearly simple 

 branches, obtuse or shortly apiculate leaves which are shortly 

 bicostate and without porose cells. Its distribution is from 

 Jamaica, Porto Rico to Guadeloupe, and from Mexico and 

 Guatemala to Costa Rica. 



27. Callicostella pallida (Hornsch.) Jaeg. 



Guatemala: Alta Verapaz, 388, Cook and Griggs, 1902. 



28. Callicostella Oerstediana C. Miill. 



Guatemala: Rio Pollochico below Panzos, 3086, Maxon and 

 Hay, 1904. 



29. Harpophyllum aureum (Lam.) Spruce. 

 Costa Rica: La Palma, 400, Maxon, 1906. 



30. Hypo pterygium Tamarisci (Sw.) Brid. 



Costa Rica: Santiago, 116, Coliblanco, 338, Maxon, 1906. 



31. Helicophyllum torguatum Brid. 

 Guatemala: 3538, Maxon and Hay, 1905. 



32. Rhacopilum tomentosum (Sw.) Brid. 



Rhacopilum latistipulatum Cardot 

 Rhacopilum angustatum Sch.; Besch. 

 Rhacopilum tomentosum longe-aristatum C. Miill. 

 Nicaragua: Volcan Mombacho, 2367, Baker, 1903. 



