Jennings: Contribution to Botany of Isle of Pines. 39 



MUSCI. (Mosses.) 

 (Mostly determined by Elizabeth G. Britton and Percy Wilson.) 



Family SPHAGNACE.E. (Sphagnum or Bog Mosses.) 



22. Sphagnum sp. 



On sand-covered rocks in the bed of the upper part of the Los 

 Indios River, near the Caiiada Mts., May i8, 1910, 0. E. Jennings, 

 No. 372a. Specimens not in fruit. 



Family BRYACE^E. (Wood Mosses.) 

 23. Octoblepharum albidum (Linnaeus) Hedwig. 



Bryiun albidum Linn^us, Species Plantarum, 1753, p. 1583. 

 Bryum octohlepharis Gmelin, Linnaei Systema Vegetabilium, II, 1791, p. 1331. 

 Octoblepharum albidum, Hedwig, Descriptiones et Adumbrationes Microscopico- 

 analytica Muscorum Frondosorum, III, 1792, p. 15, PI. 6. 



On the base of a Royal Palm (Roystonea regia) near Nueva Gerona, 



May 9, 1910, 0. E. Jennings; similar substratum in an arroyo north 



of Nueva Gerona, May 12, 1910, 0. E. Jennings, No. ig8. General 



Distribution: Florida, the West Indies, Hawaii, Japan, the Himalayas, 



and tropical Africa. 



24. Callicostella sp. 



On roots in a pool in an arroyo near Nueva Gerona, May 12.. 

 1910, 0. E. Jennings, No. igg. 



25. Macromitrium sp. 



On top of Caballos Mts., May 13, 1910, 0. E. Jennings, No. 22J. 

 Non-fruiting specimens. 



Family HYPXACE.E. 

 26. Isopterygium micans (Swartz) Renauld & Cardot. 



Hyp7jum micans Sw.\rtz, Adnotationes Botanicae, 1829, p. 175. 



Hypnum albidum C. Mueller, Synopsis Muscorum Frondosorum, II, 1851, p. 280. 



Raphidostegium albulum (C. Mueller) Bruch & Schimper, in Sullivant & Les- 



quereux, Musci Boreali Americani, 1856, No. 302. 

 Rhynchostegium micans Austin, Botanical Gazette, I, 1875, p. 30. 

 Isopterygium albulum J^ger, Adumbratio Florae Muscorum Totius Orbis Ter- 



rarum, 1876-77, p. 436. 

 Raphidostegium micans Renauld & Cardot, Musci Americae Septentrionalis, 



1893, p. 54. 



On rotten stump in swamp at base of Mt. Colombo, May 14, 1910, 



