145 PRELIMINARY CATALOGUE OF PLANTS. 



R. Sudeticum, Brid. On irrigated rocks, North Jersey. 



R. microcarpum, Brid. Exposed rocks, Mts. North Jersey (rare). 



Hedwigia, Ehrh. 



H. ciliata, Ehrh. Exposed rocks and boulders, common. 



Var. Inundated rocks in the Passaic River near Paterson, 

 and Little Falls. 



Drummondia, Hook. 



D. clavellata, Hook. On the trunks and branches of trees (par- 

 ticularly Juniperus Virginiana), &c. ; very common. 



Ptychomitrium, Br. & Sch. 



P. incurvum, Sch. On old stone fences (rarely on rocks) Closter. 



Amphoridium, Sch. 



A. Lapponicum, Hedw. Crevices of rocks, North Jersey. 



Orthotrichum, Hedw. 



O. Ludwigii, Sch. On trees and stone fences, Palisades. 



O. Hutchinsise, Hook & Tayl. On dry rocks, Closter. 



O. crispum, Hedw. On trees, Closter. 



O. crispulum, Hornsch. On trees, particularly Betula lutea, on 



the Palisades. # 



O. anomalum, Hedw. Rocks, Palisades. 



O. Peckii, Sulliv. & Lesqx. On dry limestone rocks, Sussex Co. 

 O. Lescurii, Aust. On dry shaded rocks, Northern Jersey. 

 O. pumilum, Swartz. On shade trees in the towns of Central N. J. 

 O. strangulatum, Beauv. On trees, Closter. 

 O. sordidum, Sulliv. & Lesqx. On trees, common. 

 O. citrinum, Sulliv. & Lesqx. On trees, N. J. 

 O. leiocarpum, Bryol. Europ. On Juniperus Virginiana, Pali- 



O. psylocarpum, James. Central N. J. on shade trees. 



Tetraphis, Hedw. 



T. pellucida, Hedw. On rotten wood ; common. 



Encalypta, Schrad. 



B. streptocarpa, Hedw. On limestone rocks, Sussex Co. 



Tetraplodon, Br. & Sch. 



T. australis, Sulliv. & Lesqx. Pine barrens and Tom's River. 



Aphanorrhegma, Sulliv. 



A. serrata, Hook. & Wils. On damp ground, common. 



