— 35 — 



around; apical cells suboblong; costa vanishing near middle. 

 Stem pinnate not radiculose; branches curved nearly crowded 

 and subjulaceous. Tufts brown-green. sCapsule suberect oval- 

 cylindric; lid acuminate; pedicel slightly rough*: Lesq. etJam. 



— Amer. Pacif. distr. r. Can.: Macoun. U. S. Oregon mt Hood: 

 Roell. 



4.I.brachycladon Kindb. revue bryol. 1895. 



Differs from the last: Leaves smaller; those of stem subovate 

 nearly entire with very short or indistinct costa; branch-leaves 

 sometimes short- acuminate. Stem creeping irregularly divided; 

 branches distant very short, slightly curved and not julaceous. 

 Tufts bright green. Capsules unknown. Habit of 1. sfriatulum. 



— Under damp rocks r. Amer. Can. Vane, isl.: Macoun 1893. 

 b. Stem- leaves denticulate below middle; costa thick reaching 



to ^li. Leaves not large. 



5.I.Breweri Lesquereux. — Hypnum Lq.; Isothecium Kindb. 



Stem-leaves ovate acute or short-acuminate, denticulate below, 

 serrate above; branch-leaves suboblong acute more sharply ser- 

 rate; upper and middle cells rhombic or oblong-rhomboidal, 

 lower lanceolate, alar short on a long space. Perichetial leaves 

 abruptly contracted to a very long subulate serrate acumen. 

 Capsule small subcylindric erect or inclined; teeth yellow higher 

 than segments; cilia long; lid acute. Tufts dense subintricate 

 US. brown and glossy. Stem subpinnate; branches crowded 

 julaceous. Habit of Pterogonium. — Rocks r. Amer. Pacif. 

 distr. Can.: Macoun. U. S.; Brewer, Henderson and Miss Mann, 

 com. Cardot. 

 e.I.niyurellum Kindb. bull. Torr. club XVII. 



Differs from the last: Leaves more sharp!}' serrate above; 

 cells narrower, middle linear, alar disposed on a short space. 

 Perichetial leaves nearly entire with short filiform point. Cap- 

 sule suboval; lid mamillate or subapiculate. Tufts loose not 

 glossy, often dark green. Stem pinnate; branches distant. — 

 Trees r. Amer. Pacif. distr. Can.: Macoun. U. S.: Bolsender, 

 com. Cardot. 



T.I.liylocomioides Kindb. — I. myosuroides subsp., Kindb. 

 note on Canad. bryol. 1893. 



Differs from I. Breweri: Leaves shorter, subovate gen. sub- 

 obtuse, more sharply serrate above to below middle; apical 

 cells oval-oblong, middle and lower linear, alar disposed on a 

 short space. Perichetial leaves minutely denticulate. Capsule 

 cvlindric oblong sometimes curved; teeth pale yellow; cilia short; 



