VERMONT MOSSES. V 



MUSCI ACROCARPI. 



Section I. SCHISTOCAKPI. 



Family I. Andreaeaceae. 



ANDEEAEA Ehrh. 

 A. petrophila Ehrli. Rocks, summit of Mt. Mansfield, P., G. 



Section II. Stegocarpi. 

 Family II. Buxbaumiaceae. 



BUXBAUMIA Haller. 

 B aphylla L. On the ground near stumps in the woods. Brattleboro, Ft. 



Family III. Georgiaceae. 



GEORGIA Ehrh. 



G. pellucida (L. ) Rabenh. {Tdraplds pdlucida Hedw. ) Very common 

 on decaying wood. 



Family IV. Polytrichaceae. 



CATHARINEA Ehrh. 



Dioicous; leaves with apex obtuse, densely areolate, margins serrate only in upper half. 



angustata. 

 Paroicous; leaves with apex acute, more laxly areolate, margins serrate throughout. 



undulata. 



C. angustata Brid. {Atrichum angustatum Br. & Sch.) Cambridge and 

 Charlotte, P.; Johnson, G. 



C. undulata (L.) Web. & Mohr. {Atrichuimmdidatam Bcmw.) On the 

 ground in moist shady places; very common. 



POGONATUM P. Beauv. 



I. — stems somewhat branched or dendroid; terminal cell of the lamellae ovoid, pa- 

 pillose. 2. 



Stems simple or innovations axial; terminal cell of the lamellae rectangular, pa- 

 pillose, capillare. 



Stem simple, very short ; leaves radical ; protenema persistent. tenue. 



2. — Plants dark green; capsules smooth. alpinum. 



Plants glaucous; capsules papillose. uringerum. 



