— 987 — 
16.W.convoluta C. M. et Kindb. cat. Can. m. 
| Leaves sublinear-subulate. Capsule gen. narrow; beak shorter. 
= — Crevices of rocks princ. in alps r. Amer. Can. Rocky mts 
|. 2300 metr. a. sea, Vane. isl. and Peace river: Macoun. 
B. Perichetial leaves acute not convolute. Other leaves 
with excurrent costa. 
17.W.viridula L. — Bryum L.; Weisia Hedwig. 
a Leaves from subovate base acuminate, strongly involute, only 
= the lowest with flat borders; costa pale, papillose at back. 
Capsule us. suboval with shorter beak; pedicel yellow. — On 
earth, often on walls and roadsides. Eur. common in lower 
districts. Sweden, Switzerl! Amer. Can.: Macoun; Drummond 
67. U. S.: Sullivant, com. C. Mueller. 
* W.longirostris Kindb. in Hedwigia 1896 p. 59. 
Capsule more wide-mouthed, gen. shorter than beak; teeth 
gen. rudimentary. — Amer. r. U. S. Chicago: Roell. 
* W.erispata Esenbeck et Hornschuch; Gymnostomum Es. et 
Hsch.; Weisia Juratzka. 
Capsule more small-mouthed, suboblong, r. longer than beak; 
teeth rudimentary. — Clay and calcareous soil. Eur. Switzerl.! 
Sweden: J. Persson. 
* W.longiseta Lesquereux et James. : 
Leaves larger, more hyaline at base. Peristomial teeth often 
cleft. Tufts gen. more dense. — R. Eur. Engl: Rogers. Amer. 
U. S.: Mohr, com. Macoun; Langlois, com. Cardot. 
18.W.Wimmeri Sendtner. — Gymnostomum Sendt.; Weisia 
Br. eur. 
Differs from W. viridula in suboblong leaf-base and paroe- 
cious inflorescence. Peristome us. rudimentary. — Earth in 
alp. regions r. Eur. Norway! Switzerl.!; Schimper. 
19.W.rutilans Hedwig. — Gymnostomum H.; Weisia Lindb.; 
W. mucronata Br. eur; W. Wolfii Lesq. et Jam. 
Differs from W. viridula in nearly all leaves flat at borders. 
Capsule us. suboval; beak, shorter; pedicel orange about lc. m. 
long. — Clay soil r. Eur. Engl: Barnes, com. Bottini. Italy: 
Roell. Amer. Can. Ottawa and Vanc. isl: Macoun. eB. 
Wolf, com. C. Mueller. 
* W.Ganderi Juratzka. Mee 
Capsule oblong scarcely longer than beak. — Eur. r. Switzerl.! 
France: Philibert. 
