— 189 — 



^.D.flageTlare Hedwig. 



Coeta of leaves denticulate at back, not excurrent. Steal 

 often with flagellse (short brittle branchlets). Tufts us. pale 

 brown sometimes green. — Decayed trunks not r. Eur. Nor- 

 way! Sweden: S. 0. Lindberg; R. Hartman; S. Hardin. Amer. 

 Can.: Drumraond; Macoun; Dearness. U. S.: Roell; Green. 

 lO.D.Scottii Turner. 



Costa of leaves smooth excurrent. Stem not flagelliferous. 

 Tufts us. brown often high. — Rocks princ. near Atlantic sea 

 r. Eur. France: Le Jolis. Scotl.: Cash. Irel.: Holt. Denmark: 

 Jensen. 



C. Leaves acute or short-subulate nearlj' entire, not rough 

 at back. Capsules unknown. 

 ll.D.miqnelonense Renauld et Cardot. 



Leaves short often subconvolute above, appressed when dry, 

 the uppermost gen. obtusate; nearly all cells short; costa nar- 

 row, gen. not excurrent. Stem 2 — 3 c. m. high. — Rocks r. 

 Amer. Miquelon isL: Delamare, com. Cardot. 

 12.D.crispatuluiii (Roell as var., in Hedwigia 1897 p. 42) 

 Kindberg n. sp. 



Differs from the last: Leaves not or slightly involute above, 

 crisped or flexuous when dry; lower cells short-rectangular or 

 longer. Stem about 1 c. m. high. — Amer. r. U. S. New 

 Jersey: J. Roell. 



IV. Paraleucobryum Lindberg. 



13.D. albicans Br. eur. — D. enerve Thedenius (older name); 

 Campylopus Hallii Lesq. and C. frigidus Lesq. ? 



Leaves ovate-oblong acute not much shorter than the excur- 

 rent part of costa, entire or r. faintly denticulate near apex, 

 straight and appressed or sometimes falcate, rigid but not 

 brittle; alar cells dilated bi'own nearly reaching to costa. Cap- 

 sule smooth erect not large. Stem tomentose, high when sterile, 

 low when fruiting; such specimens are resembling D. alpinum 

 or a small Campylopus. Very r. fruit. — Alp. rocks r. Switzerh 

 fruiting! Norway! Amer. Can. Brit. Col. fruit.: Macoun. 



V. Pseudo-Campylopus Kindb. 



A. Lamina of leaves not or scarcely shorter than the ex- 

 current part of costa; alar cells not reaching to costa* Leaves 

 gen. not rigid; costa gen. not occupying more than the half 

 of lamina at base. 

 14.D.longifolium Ehrhart. 



Leaves soft nearly entire or faintly denticulate, gradually 



