— 360 — 



aa. Leaves not decurrent; cells large. 

 49.B.Uender80ni Renauld et Cardot. 



Leaves large strongly dentate and recurved, twisted; awn 

 short often dentate; upper shoot-leaves rosulate. Capsule large. 

 Tufts green somewhat high. — Rocks r. Amer. Pacif. distr. 

 Can. Vane. isl. Macoun 1887 and 1893. U. S. Oregon: Hen- 

 derson, com. Cardot. 

 SO.B.Sawyeri Renauld et Cardot. 



Leaves less large nearly entire not recurved, twisted. Cap- 

 sule less large. Tufts green. — Logs and rocks r. Amer. Can.: 

 Macoun. U. S.: Sawyer, com. Cardot. 

 Sl.B.sanguilentum Renauld et Cardot. 



Leaves not large, recurved and nearly entire, not twisted. 

 Capsule red not large. — Logs r. Amer. U. S. Calif.: M. A. Howe. 



bb. Leaves decurrent; cells somewhat small. 

 52.B.gemmascens Kindb. n. sp. 



Leaves small twisted entire not recurved: lower and middle 

 distant short-decurrent narrowly sublingulate acuminate acute; 

 comal leaves glomerate to a broadly clavate bud, suboval 

 subobtuse, Tufts green. Capsules unknown. — Stones near 

 sea. Amer. Can. Vane, isl.: Macoun 1893. 



b. Leaves, princ. those of stem, subovate-lanceolate, as in 

 B. Donii. 

 53.B.proyinciale Philibert. 



Leaves crowded scarcely or not twisted, us. denticulate. Cap- 

 sule often less large than in B. capillare. Tufts dense us. 

 brown. Sometimes synoecious. — Calcareous soil r. Eur. France: 

 Philibert. Greece: Heldreich. 

 * B.crassirameum Renauld et Cardot. 



Leaves green entire more recurved. Tufts loose. — Amer. 

 r. U. S.: Henderson, com. Cardot. 

 54.B.extenuatQiu Renauld et Cardot. 



Leaves distant nearly entire gen. long-decurrent, twisted when 

 'dry. Tufts green not dense. — Logs and rocks r. Amer.Pacit. 

 distr. Can.: Macoun. U. S.: Henderson, com. Cardot. 



C. Leaves short as in B. elegans, not recurved; cells sub- 

 rhombic. Dioecious. 



aa. Leaves twisted when dry, not densely crowded. Cap- 

 sules unknown. 



55.B.8tirtoni Schimper; Braithwaite. 



, Leaves broadly subovate nearly entire subdecurrent not large. 

 Tufts green. — Eur. r. Switzerl.l »S6otl. »: Braithw. 



