— 234 — 



ruginouB below, pale yellow above; lid rostellate; calyptra cucul- 

 late or mitriform. Tufts loose often pale brown. Stem 2 — 10 

 c. m. long, sometimes decumbent. — Rocks also in alps not r. 

 Eur. Norway, Sweden, Switzerl.l France: Husnot m. gall. 

 Amer. Can,: Drummond; Macoun; Waghorne. U. S.: Austin. 

 Tl.Gr.pseudo-riTularis Kindb. n. sp. 



Differs from the last: Leaves larger and broader, narrowed 

 to a short-subulate point, patent when dry; cells less sinuous; 

 costa subexcurrent rough only in upper part. Capsule oval; 

 teeth red; calyptra mitriform. Stem long decumbent. Tufts 

 green. — Amer. r. Can.: Macoun. 



* G.lancifolia Kindb. n. subsp. — G. coloradensis Austin ? 



Leaves narrower and less acute sometimes with obsolete rough 

 hairpoint; costa not excurrent. Stem not long. — Wet rocks r. 

 Amer. Can.: Macoun. 



B. Leaves entire or near apex faintly serrulate, us. curved 

 when moistened; costa smooth or near apex faintly rough. 

 Stem us. erect. 



a. Leaves recurved, the perichetial much larger. 

 72.G.apocarpa L. — Bryum L.; Grimmia Hedwig. 



Leaves broadly acuminate us. ovate-lanceolate and not ap- 

 pressed when dry, gen. with rough hairpoint; cells us. papillose 

 and faintly sinuous. Capsule suboval; teeth red; lid rostellate; 

 calyptra mitriform. Tufts us. loose. — Rocks also in alps 

 common. Eur. Sweden, Norway, Switzerl.l Amer. Can.: Ma- 

 coun; Waghorne. 



* G.pachyneurula C. M. et Kindb. 1. c. 



Leaves small muticous; cells smooth thin- walled not sinuous. 

 — Amer. Can. Brit. Col.: Macoun. 

 73.€r.pruinosa Wilson. — G. ambigua SulUv. icon. m. 



Leaves small broadly ovate-lanceolate subobtuse muticous or 

 with rough often short hairpoint, appressed when dry; cells 

 sinuous. Capsule suboval; pedicel sometimes as long; teeth 

 reddish or paler; lid short-pointed; calyptra cucuUate. Tufts loose 

 about 1 c. m. high. In alps r. Eur. Norwayl; Bryhn. Swe- 

 den: E. Nyman. Amer. Can.: Macoun; Waghorne. U. S.: 

 Fendler, com. C. Mueller. 

 74.G.atrofusca Schimper. 



Leaves small short ovate or oval-oblong us. muticous, ap- 

 pressed when dry; cells not sinuous. Capsule suboval; teeth 

 reddish orange short and not perfectly evolute; lid rostellate; 

 calyptra mitriform. Tufts loosely cohering about 2 c. m. high, 



