— 257 — 
* B.ticinensis Kindb. revue bryol. 1892. io 
Leaves short oblong-lingulate or subspathulate brown-green; 
costa short-excurrent. Capsule oblong. Peristome “gen. ‘once 
contorted. —- Schistose siliceous rocks. Hur. Switzer]. near 
Lugano! 
B. Leaves small, less reflexed. Tufts densely cohering; 
45.B.obtusifolia Schleicher. — Tortula Schl.; Barbula Schwe- 
grichen; Desmatodon.Jur.; D. flavicans Br. eur. 
Leaves short oblong-lingulate. obtuse not reflexed in. upper 
third, smaller than.in B. muralis and not limbate; upper cells 
opake; costa percurrent or very slightly excurrent. Capsule 
suboval. or oblong; teeth short. brown-red scarcely once contor- 
ted; tube sometimes well-distinct; annulus double. Tufts green 
somewhat dense. Us. monoecious. — Rocks in higher. alp. 
region r, .Eur. Switzerl. 1750. metr. a, sea! Italy: Philibert 
(Asia, Caucase: Brotherus) . Amer. Can. Drummond 115, com, 
Macoun, | 
46.B.Bolenderi Lesquereux. — B. carnifolia C. M. et Kindb. l. c. 
Upper leaves lanceolate-lingulate obtuse. or subacute, not 
reflexed in upper third, not limbate; upper cells subpellucid 
faintly papillose; costa not or slightly excurrent. Capsule 
suboblong; teeth once contorted; annulus simple persistent. Tufts 
. dirty green.  Dioecious. Resembles B. muralis *~pstiva, — 
— Amer. r. Can.: Macoun. U. S.: M. A. Howe, com. Cardot. 
RDUM 4. Unguiculate. | 
A. Annulus of capsule double. Leaves often limbate by 
. one cell-row... Monoecious. : groldo 
— 4T1JB.Yahlii Schultz. — Tortula Wilson; Braithwaite. ^. 
E Upper leaves sublinear or oblong-lanceolate obtuse, slightly 
and partly or not reflexed, subpellucid faintly papillose above; 
costa long.excurrent. Capsule subcylindric; teeth twice contor- 
ted; tube distinct. Tufts yellowish green. Resembles) B. cunet- 
folia and B. muralis,.— Damp clay soil in warmer districts r, 
Eur. »Engl.»: Braithwaite. Amer. »U. S.»: Lesq. et Jam. . 
-B. Annulus not distinct. Leaves not limbate. . Dioecious. 
a. Perichetial leaves not sheathing. ioa 
48.B.unguiculata: Hudson. — Bryum Huds.; Barbula Hedwig. 
Leaves obtusate at apex (obtuse or subacute) reflexed below 
middle, sublinear or subovate-oblong or broadly oblong-lanceolate, 
Süberect. when: moist; upper cells opake; the basal narrow-rec- 
angular; costa us. excurrent:r.. percurrent. Perichetial leaves 
