171 



Dicranum flagellare, Sedw. 



Ipswich (Oakes). 

 Dicranum scoparium, Hedw. 



Salem, Ipswich, etc. (Kussell). 



* Dicranum rugosum, DUl. (D. undulatum.) 

 Ipswich (Oakes). 



Dicranum strictum, Schl. 

 Ipswich (Oakes). (Undoubtedly D. flagellare.) 



Polytrichum angustatum, Brid. (Atrichum.) 

 Russell, Jour. Essex Co. Nat. Hist. Soc, p. 92. 



* Polytrichum gracile, Menzies. 

 Boggy places, Ipswich (Oakes). 



Polytrichum commune, L. 



Common. 

 Polytrichum piliferum, Schreb. 



Common. 



* Polytrichum Pennsylvanlcum, Hedw. (Pogonatum brevicaule, 

 Brid.) 



Eussell, Jour. Essex Co. Nat. Hist. Soc, under P. boreale. 



Punaria hygrometrica, Hedw. 



Danvers: garden paths, Salem (Russell). 



Orthotrichum saxatile, Brid. (0. anomalum.) 

 Vicinity of Salem (Russell). 



* Orthotrichum afSne, Schrad. 



Common on the bark of trees. (Locality doubtful.) 

 Orthotrichum strictum, Brid. (0. Hutchinsise.) 

 Ipswich (Oakes), on rocks. 



* Orthotrichum crispum, Hedw. 

 Ipswich (Oakes). 



* Orthotrichum clavellatum, DeZL (Drummondiaclavellata, Ek.) 

 Ipswich (Oakes). 



* Bryum argenteum, L. 

 Common. 



Bryum esespititium, L. 

 Common. 



* Bryum roseum, Schreb. 

 Tewksbury (Greene). 



Bryum punctatum, Schreb. (Mnium.) 



Ipswich (Oakes). 

 Bryum cuspidatum, L. (Mnium.) 



Ipswich (Oakes). 

 Bryum hornum, L. (Mnium.) 



Tewksbury (Greene). 



