— 28 — 



Leaves ovate-oblong subobtuse or ovate-lanceolate acute or 

 short-acuminate, abruptlj' (Contracted to a filiform point, us. sub- 

 erect when dry. Capsule cylindric suberect; lid obtuse. Tufts 

 golden glossy, r. greenish. Branches gen. simple. R. fruiting. 

 — Wet rocks and swamps in alps r. Eur. princ. in northern 

 districts. Norwaj! Amer. Can.: Macoun. 

 2.H.rufescens Dickson. — Hypnum D.; Holmgrenia Ldb. 



Leaves ovate-lanceolate gradually long-subulate and filiform- 

 pointed, patent also when dry. Capsule cylindric erect; lid 

 obliquelj' rostellate Tufts us. copper-glossy, sometimes green. 

 Branches often divided. Less r. fruiting. — \^'et rocks princ. 

 in alps. Eur. not r., often in southern distr. Norway, Switzerl.! 

 Amer. »Can.»: Lesq. et Jam. 



* H.coinplanata Kindb. — Orthothecium Kindb. Laubm. Schw. 

 u. Norw. 



Leaves less patent, smaller and shorter with shorter acumen 

 and not long filiform point, faintlj- striate. Branches often com- 

 planate. Capsules unknown. — Alpine rocks r. Eur. Norway!; 

 S. 0. Lindberg and E. j^yman. 



to. Leaves small, faintly or not striate, sometimes not recur- 

 ved. Branches us. shoi-t. 



S.H.rubella Mitten. — Stereodon Mitt.; Holmgrenia Kindb.; 

 H. binervula Molendo. 



Leaves ovate-oblong short-acuminate, abruptly contracted to 

 a filiform point, us. recurved and faintly striate, more or less 

 patent. Tufts copper-glossj- or yellowish, r. olivaceous or green. 

 Capsules unknown. — Rocks often in crevices and caverns 

 princ. in alps, r. Eur. Norway! 



* H.stricta Lorentz. 



Leaves with shorter filiform point, less or indistinctly striate, 

 us. not recurved, more appressed when dry. — Eur. v. Norway, 

 Switzerl.! Amer. r. Can.: Macoun. 



B. Tufts intricate radiculose. Leaves not striate, pale or 

 yellowish at insertion. Endostome longer than teeth. 

 4.H.irrorata Sendtner. — Leskea Sendt. 1848; Holmgrenia 

 Kindb.; Hypnum C. M. sj'n.; Leskea intricata Hartraan 1849. 



Leaves small ovate-lanceolate, gradually long-subulate with 

 gen. fihform point, not recurved, patent and us. green and 

 silky glossy when dry. Capsule oval-oblong suberect; lid conic. 

 Stem divided; branches short often curved. Perichetial leaves 

 denticulate above. Very r. fruiting. — Crevices and caverns of 

 rocks princ. in alps, r. Eur. Norway, Switzerl.! Amer. Can.: Macoun. 



