Mosses. 



Plate I. 









17 



%3dS^|SS3S25 



Antarctic (Discovery) Exp. 



1 





10 



J, Cardot adnab.del., West,Newxaaii litn 



Fij5.1-ll. Didymodon gelidus Card. ■ Fig 12-17. Ceratodon purpureus £rul. 



