— 229 — 
48.6.Stirtoni Schimper; Braithwaite. 
Leaves not recurved; lower basal cells rectangular, the others 
small subquadrate. — Rocks r. Eur. »Scotl.»: Braithwaite. 
5. Unicoloriformes. 
= Å. Lower leaf-cells very sinuous. 
49.G.elliptica Turner. — Dicranum Turn.; Grimmia Arnott; 
Racomitrium Br. eur. 
Leaves broadly ovate-lanceolate obtuse muticous, nearly ap- 
pressed when dry; lower cells narrow, upper small dusky. 
Capsule broad-oval; lid long-rostrate; calyptra mitriform; pedicel 
straight. Tufts loose blackish when dry, not high. — Damp 
schistose rocks princ. near Atlantic sea r, Eur. Norway: R. 
Hartman; F, Kiær; E. Nyman. 
B. Lower leaf-cells not sinuous. 
à. Leaves obtuse muticous. Pedicel straight. Tufts loose. 
50.G.unieolor Hooker. : 
Leaves often faintly crisped when dry; cells faintly sinuous, 
nearly all short yellow, uppermost opake very small. Capsule 
brown oval-obloug; lid rostellate; calyptra us. mitriform. Tufts 
about 4 c. m, or higher, blackish or brown-green when dry. 
R. fruiting. — Wet rocks often near cascades princ. in alps. 
Eur. less r. Norway, Switzerl.! Amer. r. Can.: Macoun. 
b. Leaves acute with often long hairpoint. Pedicel arcuate. 
Tufts densely cohering. | 
51.G.0Ineyi Sullivant icon. muscor. pagola 
Leaves appressed when dry, upper very long; cells greenish: 
. inner. basal: rectangular, calar quadrate, middle less distinctly 
sinuous, upper opake very small. Capsule brown oval; lid 
= rFostrate; calyptra cucullate; pedicel short not emergent; annulus 
revoluble. Tufts 2—3 c. m. high us. grayish green. — Amer. r. 
Can. Macoun. U. $.: Sullivant et Lesq., com. C. Mueller, 
52.G.Austini Kindb. revue bryol. 1894. "age don 
Differs from the last: Leaves longer and subflexuous, less 
appressed when dry; mi/dle cells distinctly sinuous. Pedicel 
longer; calyptra mitriform. — Amer. r. U. S. New Jersey: Austin, 
ys Macoun. o 
58.G.fragilis Schimper syn. ed. 2. aieo Bim 
haini: brittle ate appressed; nearly all cells short: basal 
— Short-rectangular larger, alar rectangular hyaline, middle qua- 
. drate sinuous, upper opake very small; hairpoint rough, in up- 
permost leaves long. Capsule pale. brown small oblong; lid 
obliquely rostellate; calyptra unknown; pedicel short but emer- 
