54 BULLETIN UNIVERSITY OF MONTANA 



Bryum Atwateriae C. Mull. The plants distributed as this species do 

 not fully agree with it and may prove distinct. Mts. Stanton and Trilby. 



Bryum caespiticium L. Bigfork (Jones). 



Bryum cirrhatum H. & H. Sperry Glacier (Jones). 



Bryum purpurascens B. iS. Sperry Glacier (Jones). 



Bryum Duvalii var. latodecurrens C. M. et Kindb. Swan Like (Jones). 



Bryum three species too old for determination. Bigfork and Swan Lake 

 (Jones). 



Meesia Albertini B. S. (Fide Dr. Best). Blackfoot Glacier (Jones). 

 Mnium nudum Williams. Avalanche Basin. 



Mnium punctatum var. datum B. S. Avalanche Basin. McDonald Lake 

 in the Mission Mountains (Harris). 



Mnium spinulosum B. S. Avalanche Basin, McDonald Lake in the Mission 

 Mountains (Harris), Bigfork, MacDougal Peak, Lake McDonald and Swan 

 Lake (Jones). 



Mnium venustum Mitt. Mts. Trilby and Stanton. The plants appear to 

 be dioecious. McDonald Lake in the Mission Mountains (Harris). 



Mnium insigne Mitt. McDonald Lake in the Mission Mountains (Harris). 



Mnium orthorhynchum B. S. McDonald Lake in the Mission Mountains 

 (Harris), Lake McDonald (Jones). 



Mnium affina Bland. McDonald Lake in the Mission Mountains (Harris), 

 Somers (Jones). 



Mnium BIyttii B. S. Sperry Glacier (Jones). 



Auiacomnium palustre Schew. Holzinger Basin. 



Aulacomnium androgynum Schw. 'Holzinger Basin, Mt. Trilby. McDon- 

 ald Lake in the Mission Mountains (Harris), Bigfork, Alta and Browning 

 (Jones). 



Timmia austriaca Hedw. Holzinger Basin. 



Timmia austriaca var. brevifolia Ren. & Card. Trail to Holzinger Basin. 



Timmia megapolitana Hedw. Mud Creek and McDonald Lake in the Mis- 

 sion Mountains (Harris). 



Catharinaea Selwyni (Aust.) Kindb. Avalanche Trail, O'Keefe canon 

 (Harris), Bigfork (Jones). 



Tortuia ruraiis Ehrh. O'Keefe canon and McDonald Lake in the Mission 

 Mountains (Harris). 



Pogonatum aipinum Roehl. Avalanche Basin below Little Matterhorn. 



Pogonatum aipinum var. arcticum Brd. Blackfoot and Sperry Glaciers and 

 McDonald Lake, Mission Mts. (Jones). 



Pogonatum aipinum var. simplex Sch. Sperry Glacier (Jones). 



Pogonatum aipinum Roehl. (?) Forms with nearly entire leaves. Sperry 

 Glacier (Jones). 



Polytrichum juniperinum (Hedw.) Willd. Avalanche Basin, (Also Um- 

 bach), Bigfork, Alta, Belton, Blackfoot Glacier, Lake McDonald. McDonald 

 Lake in the Mission Mountains (Jones). 



Polytrichum angustidens Lindb. fil. (See Bryologist for March, 1905, 

 Vol. 8, p. 30. Note). Leaf section and calyptra are distinctive for this spe- 

 cies. The author did not refer to the calyptra, the type specimens, collected 

 by Dr. Sandberg in Idaho in 1891, being old. These specimens of Jones show 

 the calyptra very short, covering hardly more than the operculum an impor- 

 tant additional character.— J. M. H. MacDougal Peak, alpine (Jones). 



Polytrichum piliferum Schreb. Base of Sperry Glacier, Mt. Trilby, 

 Holzinger Basin. O'Keefe canyon (Harris). 



Polytrichum sexangulare Floerke. Base of Sperry Glacier. Blackfoot Gla- 

 cier (Jones). 



Polytarichum strictum Menz. Base of Sperry Glacier. (Also Umbach). 

 Sperry Glacier and McDonald Lake in the Mission Mountains (Jones). 



Polytrichum formosum Hedw. Alta (Jones). 



Neckera Menziesii Hook. Mts. Stanton and Trilby and McCrimmin Falls 

 Bigfork (Jones). 



