— 235 — 
blackish when dry. — Higher alp. region princ. on summits r. 
Eur. Switzerl. 1700 metr. a. s.l 
b. Leaves not recurved; the perichetial much larger. 
75.G.atricha C. M. et Kindb. 1. c. 
Leaves small short ovate-oblong subobtuse muticous, appressed 
when dry. Capsule suboblong; teeth yellow or hyaline above, 
orange near base; lid rostrate. Tufts densely cohering about 
l c. m. high, dark green or fuscous when dry. — Alpine 
rocks r. Amer. Can. Brit. Col. 1250 metr. a. s.: Macoun. 
— €. Leaves recurved; the perichetial not much larger, 
76.G.conferta Funck. 
Leaves broadly ovate-lanceolate subacute smooth not large, 
often with rough hairpoint, us. appressed when dry; cells not 
distinctly sinuous. Capsule oblong-oval; teeeh orange; lid api- 
culate; calyptra mitriform. Tufts dense but loosely cohering, 
—2 c. m. high, fuscous when dry. — Rocks not common. 
Eur. Sweden!; Lindberg. Switzerl.! Amer. Can.: Macoun; Wag- 
horne. 
* G.tenera Zetterstedt. 
Leaves very small sublinear nearly subulate, nearly spirally 
twisted when dry; cells smaller. Capsules unknown. — Arctic 
distr. r. Norway: J. E. Zetterstedt, com. C. J. E. Haglund; 
W. Baur. 
108. Racomitrium Bridel. 
“Å. Leaves with papillose hyaline hairpoint or acumen. Beak 
of calyptra rough above. 
1. Lanuginosa. Leaves fimbriate at acumen; green cells 
smooth. Capsule longer than beak; pedicel rough. i 
2. Canescentia. Leaves serrulate at acumen; all cells us. with 
. Somewhat long papille. Capsule gen. not longer than beak; 
= pedicel smooth. : : 
iS Leaves hairless or with a serrulate not papillose hair- 
point. Capsule gen. longer than beak; pedicel smooth. Beak 
. Of calyptra sometimes wholly rough (viz. in R. fasciculare). 
3. Papillosa. Leaves with short papille, often hairless. 
4. L:vifolia. Leaves smooth us. with long hairpoint. 
1. Lanuginosa. * 
. LR.hypnoides L.; Willdenow. — Bryum L.; Trichostomum 
. Willd; Racomitrium Lindb.; R. lanuginosum Bridel. - 
. . Leaves long ovate-lanceolate recurved below; green cells gen. 
. Darrow, the alar rectangular; costa smooth. Pedicel short. Stem 
. Tamose often to 10 c. m. long. — Stone and stony ground also 
