NOSTOCE^. 



PL.9O. 





O 1 



:S*^ 



/,^ T 1 - 



^ 



LdM. 



. -J>*.' *3~ x S 



TV 



i 



"" 



26 



f ^^ '; ; 







J -,?. No>stoc carneum. Ag. 4 7. Nostoc spongiceforme. Ay. 

 811. Nostoc ettipsosporum. Desm. 12 18. Nostoc muscorum: .\y. 



