— 78 — 



in lower districts not r. Can.: Macoun. U. S.: SuUivant, com. 

 C. Mueller. Eur. r. Norway near Lille Elvedal: S. 0. Lindberg 

 and E. Nyman. 

 lO.A.fenestratiim Kindb. cat. Canad. m. 



Leaves subhyaline denticulate narrowly ovate-lanceolate or 

 sublinear; cells narrowly oblong; costa more or less distinct. 

 Capsules unknown. — Borders of ponds r. Amer. Can.: Dearness, 

 com. Macoun. 



b. Leaves broad gen. obtuse. 

 ll.A.Holzingeri Renauld et Cardot in bot. gazette. 



Leaves entire subovate or ovate-oblong, sometimes short-acu- 

 minate subacute; cells suboval, princ. tbe upper, or suboblong; 

 costa vanishing near middle or short forked. Perichetial leaves 

 entire. Capsule suboval strangulate oblique or arcuate; pedicel 

 less than 1 centim. long. Amer. r. »U. S.: Holzinger»: Ren. et 

 Card. 1. c. 



4. Subtilia. 



A. Leaves entire; costa sometimes reaching to middle. En- 

 dostome with short or none cilia. 



12. A. subtile Hedwig. — Leskea H.; Amblystegium Br. eur. 

 Stem-leaves subovate-lanceolate; middle cells suboblong; branch- 

 leaves narrower. Perichetial leaves entire us. costate. Capsule 

 subsymmetric; lid apiculate. Tufts greenish. — On trees or 

 r. on rocks. Eur. not r. Sweden! Amer, Can.: Macoun. 



B. Leaves denticulate, at least those of branches; costa obsolete. 

 Cilia of endostome us. long. 



IS.A.COnfervoides Bridel. — Hypnum Brid.; Amblj'stegium 

 Br. eur. 



Stem-leaves broadly ovate-lanceolate long-acuminate; middle 

 cells suboblong; branch-leaves narrower, patent when moist. 

 Capsule gen. arcuate; Lid apiculate. Perichetial leaves denticu- 

 late. Tufts green- — Rocks gen. r. Eur. Sweden, Norway, 

 Switzerl.l Amer. Can.: Macoun; Waghorne. 

 14.A.p8eudo-conferyoi(le8 Kindb. revue bryol. 1895. 



Leaves smaller shorter and less distinctly denticulate than 

 in the last; cells wider, oval-oblong. Stem-leaves ovate-oblong 

 obtusate acute or short-acuminate. Branch-leaves suberectwhen 

 moist. Capsule arcuate; lid conic obtuse; pedicel very short. 

 Perichetial leaves nearly entire. Stems and branches subjula- 

 ceous. — Limestone rocks r. Amer. Can.: Macoun. 

 15.A.teinii8simum Guembel. 



Stem-leaves narrowly ovate-lanceolate, faintly denticulate; 



