XIV. GoNrERvomEAE.^ alg» filifoif- 

 fnes articulataa liberee. 



Fluctuantes vel affix«. Frandes tubnlt^saff 

 filiformes, geniculatse, geniculls annuliformiBus^ 

 articulis subcylindricis, simplices vel ramosae. 

 F^rwctus, aut sporidia interiori paginse frondis 

 aiTixa, aut eapsulis inclusa, aut geiatinae im~ 

 isnersa. Color lierbaceo^-viridis, interdum pttr-^ 

 purascens. 



Draparmldui, Bory. 4 Sp. 

 £gitrcicho.spermum, Bory- 6 Sp» 

 Thorea, Bory. 5 Sp. 

 GloionemUy Ag. i Sp. 



MchineUa^ Ach. i Sp, 

 Wragilana^ Lb« 4 Sp, 

 J)iatomaf Dec. ii Sp.; 



Scytonema^ Ag. la Sp* 

 Oscillatoria^ Ag. i4 Sp. 

 Lyngbi^a, Ag. i3 Sp. 

 ^ifgnema, Ag. i4 «Sp- 

 ' Mangia^ Lb. 4 Sp. 



Bydrodictymi Roth» i Sp^. 

 €onferva^ Ag^ 9^ ^P» 

 Bulbochestei Ag. i Sp. 

 €hara. Lin.. i6 Sp. 

 Mydatiphora^ Ag* 4 ^P- - 

 Sphacelaria^. Lb* 6 Sp» 

 Ceramium, Ag. 9 Sp. 



X^»2fl(?«i^, Bpry. 4 ^p* 

 (Qriffiisiaf Ag. 6 Sp. 

 Borya^ Ag. 25 Sp- 

 'Mutckinsiai ^g. ^5 ^'p* 

 , ..Mkcd&cmnii^ Ag» 1 5p» 



