— 811 — 
* 0.Sardagns Venturi. ; ; ! 
Capsule with long defluent neck. — Dolomitic rocks r. Eur. 
Switzerl.! Austria: Venturi. 
*0.Venturii Notaris. " 
Capsule with short subdefluent neck. — Rocks r. Eur. 
»Austria»; Venturi. 
b. Peristomial teeth gen. partite and papillose. 
53.0.Leseurii Austin; Sulliv. ic. m.; Kindb. rev. bryol. 1896. 
Leaves nearly smooth short obtusate subobtuse. Capsule 
immersed with short very thick not defluent neck; teeth erect; 
calyptra nearly glabrous. Tufts low. — Limestone rocks r. 
| Amer. Can. Brit. Col.: Macoun. 
. *0.Porteri Austin. 
»Capsule nearly exserted. Amer. r. U. S.»: Lesq. et Jam. 
94.0.Baldaeeii Venturi et Bottini. i 
Leaves very papillose somewhat long and acuminate. Capsule 
immersed with short defluent neck; teeth patent; calyptra spa- 
tingly hairy. Tufts about 2 c. m. high. — Alp. calcareous 
rocks r. Eur. Spain: Dieck, com. Roell. »Montenegro»: Bottini. 
7. Pumila. ; 1 
|. A. Capsule arrounded below when operculate, finally stran- 
| gulate when dry. Calyptra campanulate. 
. 95.0.Sehimperi Hammar. — O. fallax Schimper. 
j Leaves broadly ovate-lanceolate, gen. broadly obtuse and 
. subcanaliculate; basal cells short-rectangular. Capsule suboval 
. hot or slightly emergent; stomata nearly superficial; calyptra 
. glabrous. — On trees and roofs. Eur. not uncommon. Sweden! 
. Austria: Venturi. Amer. r. Can.: Macoun. 
. 56.0.strangulatum Beauvois; Sulliv. icon. muse. 
Differs from the last: Leaves often subulate at apex; basal 
cells sometimes longer. Capsule finally exserted; calyptra spa- 
tingly ‚hairy. — On trees or r. on rocks, r. Amer. Can.: Macoun. 
B. Capsule not arrounded below when operculate. 
. & Capsule not distinctly constricted when. dry. Leaves 
. Bübeanaliculate. E : 
. 97.0.pallens Bruch. A 
. Leaves not r. obtuse at apex, faintly papillose, more or less 
long, often decurrent; inner basal cells somewhat long. Cap- 
. 8üle partly emergent somewhat thick with long defluent neck, 
Us. pale yellow; stomata us. not much immersed; teeth us. 
. Orange; calyptra campanulate yellowish us. glabrous. Stem us.: 
about 1 c. m. high. — On trees princ. in warmer districts. 
