42 Rhodora 
Hydrocoleum glutinosum (Ag.) Gomont. 
" lyngbyaceum Kuetz. 
" ma Folden . .—. 
Hyella caespitosa Born. & Plah. . . '. 
Isactis plana (Harv.) Thuret. í 
Lyngbya aestuarii (Mert.) Liebm. 
confervoides Ag. . 
* gracilis (Menegh.) Rab. 
* — Lagerheimii (Moebius) Gomont. 
«lutea (Ag.) Gomont, : 
* majuscula (Dillw.) Harv. 
* — semiplena (Ag.) J. Ag. 
* subtilis Holden mss. 
Mastigocoleus testarum Lagerh. 
Microchaete grisea Thuret. 
Microcoleus chthonoplastes (FI. Dan.) Thuret. 
Nodularia Harveyana (Thwaites) Thuret. 
e spumigena Mert. var. litorea ( Kuetz.) 
Born. & Thuret. 
DÉI DI 
& Flah. 
Oscillatoria amphibia Ag. ri. 
ai Corallinae ( Kuetz.) Gomont. 
" laetevirens Crouan. 
" limosa Ag. Fi 
e margaritifera Kuetz. 
" nigro-viridis Thwaites. 
M princeps Vauch. 
2 tenuis Ag... 
Ostreobium Quekettii Born. & F lah. 
Phormidium ambiguum Gomont. 
e autumnale (Ag.) Gomont. 
" Corium (Ag.) Gomont. . 
e favosum (Bory) Gomont. 
S fragile (Menegh.) Gomont. 
ef persicinum (Reinke) Gomont. 
« Valderianum (Delponte) Gomont. 
Plectonema calothrichoides Gomont. 
" Golenkinianum Gomont. 
ei terebrans Born. & Flah. 
Pleurocapsa fuliginosa Hauck. 
Polycystis elabens Kuetz. 
var. rupestre Kuetz. 
var. major (Kuetz.) Born. 
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