ON NEW MOSSES. 



Ill 



Hab. On trees not uncommon about Philadelphia, Pennsylvania, and Now Jersey. 



O. LEIOOABPUM, Br. and Sch. 



Hab. On trees, Cambridge, Massachusetts, in 1853. 



0. Ludwkiii, Schvxxg.; 0. ORISpum, Iledw.; and 0. OBISPULUM, Hnsch. 



1 1 ah. On trees, Catskill Mountains; White Mountains, New Hampshire, common. 



SCHI8TIDIUM, Br. and Sch. 

 S. Ai'OOAEPUM, Br. and Sch. 

 Var. GEAOILE, Br. and Sell, 

 Var, RIVULARE, Br. and Sch. 

 Subvar. alpioolum, Br. and Sch. 



Il(d>. These varieties were all collected in the ravines of the White Mountains, New Hampshire. 

 S. OONFERTUM, Br. and Sch. 

 Hal). Not uncommon about Philadelphia, Pennsylvania. 



GRIMM I A, Ehrh. 



G. LEUCOPHCEA, Grev. 



Ilah. Rooks, Andover, Massachusetts; Catskill Mountains, New York. 



G. Olneyi, Sull.iv. 



Hal,. On rooks on the banks of the Wissahickon Creek, Philadelphia, and French Creek, Chester County, Pa. 



G. Donniana, Smith. Var. obtusa. 



Hab. On rooks, Mount Washington, New Hampshire. 



RACOMITRIUM, Br. and Sch. 

 R. aciculare, Brid. 



I!,. KUDETIOUM, Br. and Sell. 

 R. FASOJCljr.ARE, Brid. 



R. microcarpon, Brid. 



Hah. White Mountain notches, New Hampshire; and Catskills, New York. 



ATRICIIUM, Beauv. 

 A. ORISPUM, T. 1'. James. 

 Ilah. On the 1>;i nks of brooks, among tufts of grass, in New Jersey. 



POGONATUM, Beauv. 



I'. BRAOHYPHYLLUM, Michx. 



Ilah. On clay soil in New Jersey. First in 1851. A species considered peculiar only to the Southern States. 



POLYTRICHUM, Brid. 



P. COMMUNE. Var. PERIGONIALE, Br. and Sell. 

 Ilah. Portland, Maine, 1851. 



