— 326 — 
Pleurosigma obscurum Sm. 
Podosira compressa ^yest. 
Rhabdonema adriaticum Kütz. 
— arcualum Kütz. 
Rhapboneis amphiceros Ehr. 
Schizonema americanum Grun. 
Stauroneis aspera Ehrenh. 
— salina Sm. 
Striatella unipunctata Ag. 
SjTiedra fulgens Sm. 
Triceratiura alternans Bail. 
— Fa vus Ehrenb. 
Tryblionella angustata Sm. 
— Hantzschiana Grun. 
— punctata Sm. 
— Scutella Sm. 
Flaliault C. — Liste des Algues récoltées aux environs de Mil- 
lau pendant la session de 1886. — [98.]. 
Cyanophyceae 
/ 
Calolhrix fusca Borrì, et Fiali. 
Chroococcus turgidus Xaeg. 
Gloecapsa janthina Xaeg. 
— violacea Rabenh. 
Gloeothece linearis Xaeg. 
— rupestris Rabenh. 
Hassallia byssoidea Hass. 
Inactis Creswellii Thur. 
Nostoc commune Vaiich. 
— ellipsosporum Rabenh. 
— muscorum Ag. 
— rupestre Kütz. 
— verrucosum Vauch. 
— — pelopponesiaca. 
Oscillaria antliaria Mert. (in Jürg.) 
— var. pbormidioides R. 
(Alg. n. 331). 
Oscillaria chalybea Mert. (in Jurg.). 
— irrigua (Erb. Gr. It. II 714) 
— tenuis var. viridis R. (Alg. 
n. 120). 
Plectonema mirabile Thur. 
Rivularia Biasoletliana Zanard. 
— haematites Ag 
Scylonema alatum Borzi. 
— cincinnatum Thur. 
— figuralum Ag. 
— Myochrous Ag. 
Sligonema informe Kütz. 
— ocellalum Thur. 
— pannilbrme B. et F. 
Tolypollirix lanata \Vartm. 
— penicillala Thur. 
Chlorophyceae 
Cosmarium Rotrytis Menegh. 
— granatum Breb. 
— subquadratum Xordst. 
— subtumidum Xordst. 
— tetraophlhalmum Breb 
Gloeocyslis Paroliniana Xaeg. 
Microspora fioccosa Thur. 
— le vis Rabenh. 
Monostroma bullosum Thur. 
Üocystis Naegelii A Bt'aun. 
Palmella rupestris Lyngb. 
Schizochlamys gelatinosa A. B. 
Spirogyra varians Kütz. 
Stigeoclonium protensum Kütz. 
Trenlepohlia aurea Mart. 
— umbrina Born. 
