— 387 - 



ISl.B.Lud-wigii Spvengel. — Webera Breidleri Juratzka. 



Leaves gen. ovate or snboblong obtusate, us. entire and large. 

 Capsule suboval. Tufts loose finally red. Dioecious. — Wet 

 siliceous ground princ. in alps. Eur. less r. Norway! Austria: 

 Breidler. Amer. r. Can. Brit. Col.: Macoun. U. S.: Henderson, 

 com. Cardot. 



* B.grande Kindb. n. subsp. — Webera Ludwigii var. latifolia 

 Schimp. 



Leaves still larger and broader, round-ovate gen. quite entire 

 and green, less distinctly decurrent; cells rhombic wider. Stem 

 very high. Capsules unknown. — Alp. region r. Eur. Norway! 

 182.B.Bigelowii Sullivant. — Webera Ludwigii var. micro- 

 phylla Kindb. cat. Canad. m. 



Differs from W. Ludioigii: Leaves small; cells narrower; costa 

 shorter. — Wet alp. rocks r. Amer. Can. Brit. Col.: Macoun. 



B. Leaves crowded or not much distant, not or shortly de- 

 current; cells rhomboidal not much wide. 



a. Paroecious. Leaves obtusate gen. obtuse, at least the 

 lower and the perichetiaL 



183.B.cucullatum Schw^grichen. — Webera Schimper. 



Leaves oval-ovate not decurrent. Capsule oval-oblong yellowish 

 brown; lid mamillate; cilia smooth; endostomial membrane 

 very low. Tufts dense. — Moist alp. places. Eur. less r. Nor- 

 way!; E. Nyman. Austria: Breidler. Amer. r. Greenl.: Berggren. 

 Can.: Gremann, com. Cardot. D. S.: Henderson, com. Cardot. 

 184.B.cxicullatiforme Kindb. n. sp. 



Differs from the last: Leaves subdecurrent smaller, appressed 

 when dry: upper gen. acute. Capsule smaller and more con- 

 stricted; cilia sometimes appendiculate. — Arctic distr. r. Amer. 

 Alaska: J. M. Macoun. 



b. Dioecious. Leaves acute, at least the perichetiaL 



aa. Leaves crowded not decurrent. Endostomial membrane 

 very low; cilia short rudimentary; lid mamillate. 

 185.B.po)ymorphoi(1e.S Kindb. — Webera cat. Canad. m. 



Leaves ovate-oblong acute or subobtuse; costa not excurrent, 

 in the longer and narrower perichetial sometimes excurrent. 

 Capsule oblong yellowish brown; teeth pale; pedicel about 2 

 c. m. long. Tufts dense 4—5 c. m. high rufescent below. — 

 Higher alp. region r. Amer. Can. Brit. Col. 2250 metr. a. sea: 

 J. M. Macoun. 



bb. Leaves more or less distant and decurrent. Endosto- 

 mial membrane elevate; cilia long; lid conic. 



