326 FRYE 
the capsule. Lid hemispheric, with short beak. Pedicel 8-12 cm. 
long.—St. Paul Island, Bering Sea; Lake Lindeman, Yukon, Brit- 
ish America; Labrador; Greenland; northern Europe and the Alps; 
Siberia. 


Jmpep Baty 
es 
Pwr ecna ee 

amy a 



Che, see Saves 
a9 0 Cpt a eed 
wateNen ane 
ae 
“) 
3 Deas ee 

Fig. 29. Polytrichum hyperboreum. 
1 = Moist plant, X 1. 2 = Dryplant, X 1. 3 = Capsule, X 5. 4 = Peristome, 
xX 150. 5 = Leaf showing lamelle and involute margin, X 15. 6 = Leaf tip, X 65. 
7 = Cross section of leaf, X 65. 8 = Cross section of a few lamellz. 

