— 121 — 



obsolete or very short. Perichetial leaves nerveless. Dioecious 

 not often fruiting. 



S.C.Stellatiim Schreber. — Hypnum Sclir.; Campylium Kindb. 



Leaves not falcate, somewhat short-cuspidate (with somewhat 

 short subulate part of the acumen), us. abruptly attenuate. 

 Tufts us. not or sparingly ladiculose, green or brown. Stem 

 and branches us. erect, r. pinnate. — Common. Eur. Sweden 

 etc.! Amer. Can.: Macoun. U. 8.: com. Macoun. 

 B.C.protensiim Bridel. — Hypnum Brid.; Campylium Kindb. 



Leaves long-cuspidate gradually attenuate, the uppermost us. 

 falcate. Stem gen. pinnate and creeping. — Not common. 

 Eur. Norway, Switzerl.! Sweden: E. Nyman. France: Husnot. 

 Amer. Can.: Macoun. 



B. Leaves gen. not much spreading; upper cells linear, the 

 lower us. dilated; costa often long, sometimes obsolete. Peri- 

 chetial leaves plicate (as in the both last), costate. Sometimes 

 polygamous. 



7.C.polygaiiuxm Br. eur. — Amblystegium Br. eur.; Campylium 

 Kindb ; Hypnum Schimper. 



Leaves long-cuspidate gen. gradually attenuate, not falcate. 

 Tufts radiculose. Stem with gen. not pinnate branches. — Not 

 common. Eur. Norway, Switzerl,! Finl.: Lindberg. Amer, Can.: 

 Macoun; Moser; Waghorne. 



2. Chrysophylla. 



A. Leaves very distant, not decurrent; cells sublanceolate 

 exc. the alar. Monoecious. 



S.C.hygrophilum Juratzka. — Hypnum Jur ; Campylium Kindb.; 

 Amblystegium Schimper. 



Leaves broadly ovate-lanceolate or from eubovate base long- 

 acuminate, nearly entire; costa sometimes reaching to middle. 

 Peristomial teeth orange. Stem pinnate. Eesembling Hypnum 

 riparium but very much smaller. — Rare. JSiw. Switzerl.! Finl.; 

 Lindberg. Amer. U. S.: Roell. 



B. Leaves crowded not spreading; cells linear, the alar 

 nearly indistinct. Capsules unknown. 



9.C.Duriaei Montagne. — Hypnum Mont.; C. M. syn.; Cam- 

 pylium Kindb.; »Orthothecium Bescherelle»: Husnot. 



Leaves narrowly ovate-lanceolate long-acuminate filiform-poin- 

 ted, faintly sinuolate above middle; costa very thin vanishing 

 near middle or obsolete. Stem irregularly divided. Tufts in- 

 tricate very dense. — Eur. r. France, Provence: Philibert. 



9 



