— 265 — 
branches broadly ovate-lanceolate; cells short small pellucid 
exc. the elongate alar; costa red not excurrent. Capsules un- 
known. Tufts 2—3 c. m. high somewhat dense; stem naked 
below. — Rocks r. Amer. Can. Rocky mts: Macoun. 
c. Fallaciformes. 
A. Peristome very much contorted, Leaves faintly papillose. 
83.B.fallax Hedwig. ; 
Leaves with ovate base and carinate not much longer acu- 
men, reflexed at least below middle, us. curled when dry; 
nearly all basal cells quadrate. Capsule brown oblong:cylindric; 
annulus not distinct. Tufts us. dense and not low, often ru- 
fescent below. — Earth and stone. Eur.. common. Sweden, 
Switzerl., Italy! Amer. not common. Can.: Macoun. 
* B.brevifolia Smith. — Tortula Sm.; Barbula Bridel. 
Leaves smaller and shorter, nearly appressed. when. dry. 
Capsule smaller; teeth shorter. Tufts us. low and rufescent. 
— Rocks. Eur, not r. Sweden! 
84.B.subfallax C. Mueller. 
»Differs from B. fallax in its pale green color, basal leaf- 
cells more distinctly rectangular, capsule short-pedicellate, annu- 
. lus simple; perichetial leaves longer and larger. — Amer. r. 
. U. S.»: Lesq. et Jam. 7 
|B. Peristome not or faintly contorted. Leaves distinctly 
papillose. 
85.B.reflexa Bridel: — B. recurvifolia Schimper. — ` 
Leaves narrowly ovate-lanceolate gradually subulate-acuminate 
. sharply carinate, falcate when moist. Capsule subcylindric; 
teeth once contorted. ‘Tufts us. brown and very high. Very 
— T. fruiting. — Calcareous stones. Eur. not r. Sweden, Switzerl.! 
. Engl: West. Amer. r. Can: Macoun; Drummond 139. 
86.B.sparsidens C. M. et Kindb. l. c. : 
Leaves small ovate-lanceolate carinate reflexed nearly all 
around: lower basal cells rectangular hyaline. Capsule small 
reddish oblong-cylindric; teeth loosely half-twisted with sprea- 
ding points when dry. Tufts loose 0,5—1 c. m. high, 
green above, ferruginous below. — On earth vr. Amer, Can. 
Brit. Col.: Macoun. 
87.B.semitorta Sullivant. 1 
: »Upper leaves linear-lanceolate gradually tapering from. near 
. thë base, flat at borders, tufted and squarrose; costa thick 
percurrent. Capsule. cylindric-oblong; - teeth half-twisted; you 
