— 105 — 



41.E.acutifolium Kindb. rev. bryol. 1895; in Hedwigia 1897. 

 Differs from E. strigosum: Leaves long-distant long-decurrent 

 with long subulate acumen, spreading also when dry; branches 

 more distant; pedicel of capsule longer; monoecious. — Wet 

 logs r. Amer. Pacif. distr. Can. Vane, isl.: Macoun 1893. U. 

 S. Washington: Fenzler, com. Eoell. 



3. Colliniformia. 



A. Leaves entire somewhat large. Monoecious. 

 42.E.Krausei C. Mueller. — Hypnum C. M.; Eurhynchium 

 Kindb. 



» Leaves narrowly oblong-lanceolate short-acuminate; cells 

 sublinear exc. the small numerous pellucid alar; costa often 

 forking. Capsule cylindric arcuate; lid conic mamillate; pedicel 

 short. Tufts pale green. Stem irregularly divided; branches 

 julaceous. — Amer. r. Alaska: Krauses: C. M. in Flora 1887. 



B. Leaves small serrulate not decurrent. Capsule erect nearly 

 s}'mmetric. Synoecious. 



43.E.utahense James. — Brachythecium Jam ; Sull. icon, muse; 

 Eurhynchium Kindb. 



Leaves broadly ovate-lanceolate gradually acuminate, serrulate 

 or at the subulate acumen serrate; cells sublinear exc. the 

 quadrate well-defined alar; costa reaching to middle. Periche- 

 tial leaves serrate above. Capsule euboval; cilia very short; 

 annulus narrow; lid obtuse; pedicel short. Tufts pale fuscescent. 

 Stem creeping; branches not distinctly julaceous. Habit of 

 E. collinum. — Sandstone rocks in alp. region r. Amer. »U. S. 

 Utah»: SuUivant. 



C. Leaves small gen. serrulate all around. Capsule oblique. 

 Monoecious. 



44. E. colli uiim Schleicher. — Hypnum Schl; Eurhynchium 

 Kindb ; Brach^'thecium Br. eur. 



Leaves decurrent, faintly striate. Stem-leaves from broad- 

 ovate base suddenly tapering to a subfiiiform often twisted point; 

 upper cells linear hyaline, lower oblong, angular oval-quadrate, 

 special alar not well-defined; costa vanishing near middle or 

 shorter. Branch-leaves ovate less abruptly narrowed and stronger 

 dentate; costa often reaching above middle. Capsule thick 

 suboval often horizontal; lid subobtuse; pedicel short sometimes 

 shghtly and distantly rough. Tufts green faintly glossy, us. 

 compact. Stem creeping; branches short subjulaceous. Habit of 

 E. strigosum *pr(Bcox. — Rocks and their crevices in alps r. Eur. 

 Norway! Amer. Can.: Macoun. U. S.: Roell, com. Cardot. 



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