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1. Tomentella. 

 l.C.nK ens Schreber. — Hypnum Schr.; Camptothecium Schimper. 



Leaves narrowly triangular (subovate-lanceolate) gradually 

 long- acuminate filiform-pointed, not decurrent; alar cells very 

 small, the others linear; alar and lower basal cells brown; costa 

 reaching to acumen. Capsule oblong or subcylindric finally 

 arcuate; teeth yellow; lid apiculate. Tufts us. yellowish or 

 golden glossy. — Swamps and peat-bogs. Eur. common in 

 northern districts. Sweden, Norway! Amer. not common. Can.: 

 Macoun; Waghorne. 



In var. atrichum Kindb., a princ. arctic plant, tufts are us. 

 brown, stems without tomentum. Capsules unknown. — Eur. 

 Norway near Kongsvoldl Spetsbergen: R. Gyllencreutz. 

 2. Luteolaria. 



A. All leaves subulate-acuminate; inner cells Uuear. Stem- 

 leaves gen. entire. 



a. Leaves plicate not or shortlj' decurrent; alar cells small. 

 2.C.lutescens Hudson. — Hypnum Huds.; Camptothecium 

 Br. eur.; C. fallax Philibert; C. fulgescens Mitten. 



Leaves narrow-triangular gen. long-acuminate, not decurrent; 

 apical cells of uppermost branch-leaves sometimes oblong, alar 

 not well-distinct, the others gen. linear; costa reaching to acu- 

 men. Stem-leaves entire; branch-leaves narrower, faintly den- 

 ticulate at acumen and near base, the uppermost often shorter 

 and serrate above. Perichetial leaves variable, gradually or 

 abruptly narrowed. Capsule more or less oblique often arcuate; 

 teeth yellow; endostome variable often not well-evolute; pedicel 

 rough. Often pseudo-monoecious. Tufts us. yellowish or green- 

 yellow. Branches gen. straight. Dioecious. — On rocks and 

 earth or on base of trees. Eur. not r. Sweden, Switzerl.! Amer. 

 Pacif. distr. r. Can.: Macoun. U. S.: Roell, com. Cardot. 

 * C.feneum Mitten. — Hypnum Mitt.; Camptothecium Kindb.; 

 Homalothecium subsericeum C. M. 



Leaves gen. shorter acuminate short-subulate, us. golden 

 glossy; those of branches more distinctly denticulate. Capsule 

 shorter-pedicellate; teeth dark yellow; endostome more evolute; 

 cilia sometimes appendiculate. Branches often curved. Amer. 

 Pacif. distr. r. Can.: Macoun. U. S. Henderson, com. Cardot. 

 S.C.nevadense Lesquereux. — • Hypnum Lq.; Camptothecium 

 Kindb. 



Differs from C. lutescens: Leaves gradually short-acuminate, 

 gen, larger; costa longer, vanishing in acumen. Peristomial 



