— 216 — 
3. Trichophylloidew. Leaves less narrow, ovate-lanceolate 
not erisped. Capsule often striate-sulcate; pedicel arcuate when 
moist. Plants often robust. = 
4. Ovateformes. Leaves ovate-lanceolate not crisped. Cap- - 
sule smooth; pedicel not arcuate. Plants gen. not robust. 
b. Leaves channelled above, not recurved. 
5. Unicoloriformes. Leaves smooth us. narrowly ovate - 
lanceolate, not or faintly crisped; upper cells us. opake.. Pe 
dicel straight or arcuate, sometimes not emergent.  Dioecious. l 
IV. Pseudo-Schistidium. Leaf-cells sometimes sinuous. Cap- - 
sule immersed longer than pedicel; lid not systylic. mou 
1. Piliferæ. Leaves channelled or near apex carinate, re — 
curved below at both sides; cells sinuous. Peristome present. 3 
Dioecious. ET 
2. QGrinitz. Leaves concave not recurved; cells often not 
sinuous. Peristome present or wanting. Us. monoecious. 
V. Sehistidium. Leaf-cells sometimes sinuous. Capsule im- 
mersed longer than pedicel; lid systylic. Monoecious. td 
,l. Platyphylloidew. Leaves channelled; cells gen. not - 
sinuous. ei 
2. Apoearpzformes. Leaves carinate; cells not r. sinuous. - 
I. Streptophyllum Kindb. EE - 
A. Leaves sublinear-subulate, gradually or nearly gradually — 
narrowed from the not distinctly sheathing and (when moist) - 
not appressed base; hairpoint short often wanting. 
1.G.torquata Hornschuch. -o 
Leaves gradually narrowed, open when moist; cells thick- 
walled finally yellow, nearly all rectangular and sinuous; costa 
pellucid. Tufts not cohering finally yellowish (when moist). 
Capsule with arcuate pedicel. — Rocks prine. below alps. Eur. 
Sweden Lindberg. Finl: Brotherus: Amer. Can.: Macoun. 
U. S. fruiting: Leiberg, com. Mrs Britton. pr 
2.G.prolifera C. M. et Kindb. cat. Can. m. tee 
Leaves nearly gradually narrowed, spreading when moist; 
cells thin-walled faintly yellowish: basal narrow-rectangular an 
more or less sinuous, upper subquadrate not sinuous; costa 
faintly pellucid. Tufts cohering blackish below. Capsules 
unknown. Stem sometimes proliferous with long green loosely 
foliated shoots. — Alp. rocks r. Amer. Can. Brit. Col.: Macoun; 
N. Foundl: Waghorne. dini 
