PLANTS OF RHODE ISLAND. 61 



3. tortuosa, Web. & Mohr. Austin. 



4. papillosa, Muell. Providence on Elm trees. 



GRIMMIA, Ehrh. 



1. (Schistidium) apocarpa, Heau. Upon rocks. 



var. gracilis, K & H. " 



var. rivularis, N. & H. On wet rocks. 



2. Olneyi, Sull. On granite rocks. 



RACOMITRIUM, Br. & Sch. 

 canescens, Brid. Warwick, Bennett. On rocks. 



HEDWIGIA, Ehrh. 

 ciliata, Ehrli. ct vars. On rocks. 



DRUMMONDIA, Hook. 

 clavellata, Hook. Upon trees. 



U L O T A , Mohr. 



1. crispa, Brid. Upon rocks. 



2. crispula, Brid. Austin. 



3. Hutchinsiee, Scliimi). On rocks and trees. 



ORTHOTRICHUM, Hedw. 



1. sordidum, Sulh tt Lesqx. On trees in wet woods. 



2. Ohioense, Sull. >$: Lesqx. On trees. 



3. strangulatum, Beauv. On trees and rocks. 



4. obtusifolium, Schrad. On trees, fide Austin. 



TETRAPHIS, Hedw. 

 pellucida, Hedw. On decayed logs in shade. 



APHANORHEGMA, Sulliv. 

 serratum, Sull. In clayey shady spots. 



PHYSCOMITRIUM, Brid. 

 pyriforme, Brid. In old fields by wall sides, &e. 



FUN ARIA, Schreb. 

 liygrometricurQ, Sebth. On ground, 



var. calvescens, Br. & Sch. In a few places. 



BARTRAMIA, Hedw. 

 pomiformis, Hedw. On shady hill-sides. 



PHILONOTIS, Brid. 



1. Muhlenbergii, Brid. In springy places. 



2. fontana, Brid. In same positions as last. 



