POLYTRICHACE^E.] 61 [Polytrichum. 



TAB. VIII. 



A. Polytrichum piliferum. 



a. b. female and male plant (Wimbledon, Braithwaite). 



B . Polytrichum juniperinum. 



a. b. female and male plant \Ulpha moss, Barnes). 



C. Polytrichum strictum. 



a. b. female and male plant (Glen Callater, Hunt). 



TAB. IX. 



Polytrichum commune. 



a. b. female and male plant (Goathland, Braithwaite). ft. Var. perigoniale. y. Var. 

 minus. 8. Var. fastigiatutn . 



i. Leaf. mag. i x. Transv. section of leaf, i Ix. Ditto of one of vertical lamellae, 

 i a. Apex of leaf, i aa. Areolation of same seen from the back, i am. Areolation of 

 margin. 2. Perich. bract. 4. Bract, antheridium and paraphyses. 5. Capsule. 5 p. 

 Mouth and peristome. 6. Calyptra. 7. Trans, sect, of columella. 8. of Epiphragm, 

 internal face. 9. Two teeth, internal face ; crest removed from one. 10. Trans, sect. 

 of stem. r. Root mag. v. Vaginula. 



