— 802 — 
arctic distr. r. : Eur. Norway: E. Nyman; I. Hagen. Spetsber- 
gen: Berggren. Amer. Greenl.: Berggren. ` Can.: Waghorne. 
* Q.brevinerve Lindberg. -. 
»Leaves nearly smooth; costa abbreviate. Tufts brown. — - 
Eur. r. Finl»: Lindb. musci scandin. 
* 0.Sommerfeltii Schimper. 
. Leaves longer nearly smooth; costa subpercurrent. Tufts green 
or yellowish green. —- Eur. r. Norway: W. Baur; Arnell. 
* 0.mieroblephare Schimper. 
»Leaves broadly ovate-lanceolate distinctly papillose; costa sub- - E 
percurrent. Capsule faintly sulcate; teeth smooth above; pedicel 
short. Tufts blackish, — Eur. r. Finl.»: Lindb. l. c. 
* Q.arcticum Schimper. ila 
Leaves as in the last. Capsule faintly sulcate- not wholly 
exserted; teeth opake; pedicel short. Tufts blackish or dark 
green. — Eur. r.. Norway: Zetterstedt; W. Baur. Russia: Bro- 
therus. 
* 0.groenlandicum Berggren. 
»Differs in peristomial teeth separated not connate in pairs. 
Amer. r. Greenl.»: Berggren. 
12.0.sordidum Sullivant et Lesquereux; Sull. icon. m. 
Leaves ovate-oblong or broadly ovate-lanceolate gen. acute 
sometimes short-acuminate, faintly papillose and broadly recur- — A 
ved, open when moistened; inner basal cells narrow. Capsule 
broad-oval or subpiriform immersed or nearly exserted; teeth 
opake perforate above; cilia long; calyptra sparingly hairy; pe — j 
dicel very short. Tufts dusky green about 1 c. m. high. — 
Trees r. Amer. Can.: Macoun. 
9. Affinia. 
13.0.affine Schrader. T 
Leaves ovate-lanceolate us. subulate-acuminate and very pa 
pillose. Capsule oblong yellowish green defluent to the long 
neck; teeth pale perforate (fenestrate) above, finally appressed; 
pedicel very short; calyptra sparingly hairy. Tufts green us. 
2—3 c. m. high. —.On trees r. on stones, sdi common. 
Sweden, Switzerl.! Amer. x. Can.: Macoun. a 
a fastigiatum Bruch. — O. neglectum and O. appendiculatum 
mp. pi AE C 
Leaves shorter-acuminate less papillose. Capsule. suboval; 
calyptra nearly glabrous. Tufts us. pulvinate and about 1 c. m. 
high. Habit of O. pumilum. — Trees. Eur, not uncommon. 
Sweden, Switzerl| | Germany; Warnstorf, itm 
