— 14 — 



* Cystosira barbata, J. Ag. var. B. Hoppii. — Palermo [Kn.j. — Tra- 



pani [Lgb.] 



Cystosira discors, J. Ag. — [Ard.]. — Trapani [Lgb.]. 



Cystosira abrotanifolia, Ag. — [Ard.]. — Palermo [Kn.]. — Are- 

 nella, Ficarazzi, Trapani, Porticello am Faro, Pantellaria [Lgb.]. — 



Cystosira elata, Kg. — Palermo [Kützing, Sp. Alg. pag. 600]. 



Sargassum linifolium, Turn. — (Fucus). — Ostküste Siziliens 

 [Ard.]. — Palermo [Kn.]. Arenella, Termini, Trapani [Lgb.] 



* Sargassum Boryanum, Mont. C) lougifolium. — Pantellaria [Lgb.]. 



Dictyotaceae. 



Dictyota dichotoma, Huds. (Ulva). — [Ard.]. — Palermo [Kn. 



und Lgb.] 



forma angustissima Trapani. [Lgb.l forma intricata. Palermo [Kn. 



und Lgb.] 

 Dictyota linearis, Grev. — [Ard.] — 

 Haliseris polyp odioides, Lamour. (Fucus). — [Ard.]. — Palermo. 



[Kn.]. — Arenella und Trapani [Lgb.]. — 

 Taonia Atomaria, Woodw. (Ulva). — [Ard.]. — Palermo [Kn.]. — 

 Haloglossum Griffithsianum, Kg. — [Ard.]. 

 Padina Pavonia, L. (Fucus). — [Ard.]. — Palermo [Kn. und Lgb.], 



Messina, Siracusa, Trapani, Pantellaria [Lgb] 

 Padina collaris, Grev. — [Ard.]. — 

 Cutleria pajrdalis, DNtrs. — Acireale [Ard.]. — 



* Cutleria adspersa, Roth .(Ulva). — Palermo [Kn.]. — 



* Cutleria multifida, Grev. — Palermo [Kn.]. 



Die Gattung Cutleria, deren Stellung noch zweifelhaft ist, wurde 

 unmassgeblich unter die Dictyotaceen eingereiht. 



Ceramieae. 



Call ithamnion Ve milarae, DNtrs. — Catania. Auf Codium to- 



mentosum [Ard.]. 

 Callithamnio n siculum, Ardissone. — Acireale. Auf Halymeuia 



Monardiana [Ard.]. 



Minutulum, roseum, parasiticum; trichomatibus multotieset creberri- 



me pinnatis, ramis pinnulisque alternis erecto patentibus; articulis 



diametro 2 — 4 plo longioribus; tetrachocarpiis sessilibus, obovatis. 

 Callithamnion pedicellatum, Sm. (Conferva). — [Ard.]. 

 Call ithamnion Borreri, Ag. C) flabellatum, Kg. — Acireale [Ard.]. 



Aspra und Palermo [Kn. und Lgb.]. 

 Callithamnion cruciatum, Ag. — [Ard.]. — Ficarazzi, Mondello, 



Palermo [Kn.]. — Arenella, Porticello am Faro [Lgb.]. — 

 Callithamnion fragilissimum, Zanard. - Acitrezza, Acireale, Ri- 



posto, Messina [Ard.]. — 



