Mosses and Lichens 



Point whtrt. 

 Proton tmo,.*, ,. 



Protonema of Sphagnum cymbifolium. (See page 119.) 



Sphagnum acutifolium. Stem of moss-plant with 

 leafy branches ; (ch) involucral leaves of the female 

 flower ; (a) involucral leaves of the male flowers; 

 (fc) stem leaves. (See pages 120 and 121.) 



118 



Sphagnum acutifolium. (A) Male 

 flower-cluster with involucral leaves 

 stripped off to show male flowers (a) 

 antheridia. (B) Antheridium burst- 

 ing and emitting antherozoids. (0 

 Coiled antherozoid with two lashes. 

 (See pages 120 and lai.) 



