— 107 - 



spurio-rufahulum and sometimeis B. rivulare) not plicate when 

 moist, often recurved. Lid of capsule (exc. sometimes B. vallium 

 and B. asperrimum) not rostrate; pedicel rough. 



Lea%'es not abruptly narrowed to the less often filiform point. 



a. Leaves gen. short and broad, r. recurved, sometimes plicate. 



III. Batabularia. Pedicel of capsule distinctly and wholly 

 rough. Mostly dioecious. 



b. Leaves not plicate, often recurved, gen. long. 



IV. Plumosaria. Pedicel of capsule very faintly rough or 

 sometimes nearly smooth. Monoecious. 



V. Pseudo-Plnraosaria. Pedicel of capsule very rough; lid 

 sometimes rostrate. Monoecious or dioecious, 



D. Leaves not large and gen. not broad, r. plicate and less 

 often recurved. Lid of capsule not rostrate; pedicel us. rough. 



VI. Veliitinaria. Stem us. creeping. 



I. Salebrosaria Kindb. 



1. Eplicata. 



l.B.Mildei Schimper. — Hypnum acutum Mitten; Brachythe- 

 cium Sull. io. m. 



Leaves nearly entire (or faintly sinuolate) narrowly ovate- 

 oblong or ovate-lanceolate with long subulate acumen, not re- 

 curved below, subdecurrent somewhat distant; alar cells some- 

 what large hyaline not few, the others sublinear; costa longish 

 but not reaching to acumen. Capsule arcuate; teeth brown- 

 yellow; cilia appendiculate; aunulus none; lid conic apiculate; 

 pedicel often long. Tufts green or yellowish faintly glossy and 

 sparingly radiculose. Branches slightly compressed often sub- 

 pinnate. Monoecious or synoecious us. fruiting. — ■ Peat-bogs, 

 logs and stones not common. Eur. Sweden! Germany: Milde. 

 Amer. Can,: Macoun. U. S.: com. Macoun; Roell. 

 2.B.pseud-albicans Kindb. bull. Torr. club XVII. 



Leaves short-acuminate faintly denticulate all around, some- 

 what distant, patent when dry; lowest basal cells finally brown, 

 alar large on a triangular space, the others linear-lanceolate; 

 costa short vanishing below or near middle. Stem-leaves ovate; 

 branch-leaves ovate-oblong. Tufts yellowish sparingly radiculose. 

 Branches compressed. Capsules unknown. Dioecious. — Wet 

 logs or sand-dunes near Pacific sea r. Amer. Can. Vane, isl.: 

 Macoun Canad. m. n. 285. 



2. Plicata. 



A. Leaves us. entire, more or less appressed when dry. 

 Lid of capsule acute; cilia not appendiculate. 



