Eu-Floridese, Polysiphonieae, Polysiphonia. 943 



f. e-h, J. Ag. Sp. II, 3, p. 1068, Po/ysiphonia ophiocarpa Kuetz. 

 Phyc. p. 420, Sp. p. 810, Tab. Phyc. XIII, t. 47, f. c-f, J. Ag. 

 Sp. II, 3, p. 1066, Hutchinsia virgata Kuetz. Actien 1830, Poly- 

 siphonia umbe/lifera Kuetz. Phye. p. 420, Sp. p. 810, Tab. Phye. 

 XIII, t. 45, f. a-b (antheridifera), J. Ag. Sp. II, p. 1060, Po/ysiphonia 

 fasciculata Kuetz. Phyc. p. 420, Sp. pag. 809, Tab. Phyc. XIII, 

 t. 44, f. d*-e (tetrasporifera), J. Ag. Sp. II, 3, p. 1066, Polysipho- 

 nia laxiuscula Menegh. in Kuetz. Sp. p. 810, Tab. Phyc. XIII. 

 t. 46, f. a-c, Polysiphonia erythrocoma Kuetz. Phyc. p. 419, Sp. 

 p. 809, Tab. Phyc. XIII, t. 41, f. a-b, J. Ag. Sp. II, 3, p. 1066, Polysi- 

 phonia repens Phyc. gener. p. 418, Sp. p. 808, Tab. Phyc. XIII, 

 t. 39, f. d-f (nana, stichidiifera), J. Ag. Sp. II, 3, p. 1065, Ardiss. 

 Phyc. Med. I, p. 370, Polysiphonia condensata Kuetz. Tab. Phyc. 

 XIII, p. 14, t. 41, f. d-g (stichidiifera), Polysiphonia macroce- 

 phala Kuetz. Tab. Phyc. XIV, t. 53, f. e-g (stichidiifera), Polysi- 

 phonia spiculifera Zanard. in Kuetz. Tab. Phyc. XIV, t. 49, f. a-c 

 (stichidiifera), Po/ysiphonia Kuetzingii Menegh. mscr., Po/ysip/to- 

 nia virens Kuetz. Phyc. gen. p. 419, Sp. p. 808, Tab. Phyc. XIII, 

 t. 41, f. a-c (stichidiifera), Polysiphonia barbatuta De Not. Prosp. 

 Fl. Lig. p. 67 (fide Dufour), Polysiphonia disticha Zanard. Not. 

 cell. Ven. p. 26, J. Ag. Sp. II, p. 1074 (non Okamura), Polysi- 

 phonia phleborhiza Kuetz. Sp. p. 808, Tab. Phyc. XIII, t. 42, f. d-f 

 (e Corsica), J. Ag. Sp. II, 3, p. 1066, Po/ysiphonia scoparia Kuetz. 

 Phyc. p. 420, Sp. p. 811, Tab. Phyc. XIII, t. 48, f. c-d (ex An- 

 glia)?, J. Ag. Sp. II, 3, p. 1067?, Po/ysiphonia acuteifera Zanard. 

 Not. cell. mar. Ven. p. 24, J. Ag. Sp. II, 3, p. 1074 (non Poly- 

 siphonia aculeifera Kuetz.) ?, Po/ysiphonia me/anochroa Kuetz. 

 Sp. pag. 808 (e sinu Neapolitano), J. Ag. Sp. II, 3, pag. 1065?, 

 (vix Po/ysiphonia saxico/a Zanard. Not. cell. ven. pag. 31, n. 83, 

 J. Ag. Sp. II, pag. 1075, quse forsan aptius ad Lophosiphoniatn 

 obscuram pertinet). — Csespite erectiusculo, subgloboso, filis a 

 basi articulatis ecorticatis subpinnatiin decomposito-ramosis ra- 

 mulisque interspersis virgatis, ramulis patentibus mollioribus a 

 basi attenuatis simpliciusculis, sterilibus subrectis, tetrasporangife- 

 ris cochleatim tortis, siphonibus circiter 15-20 et ultra, articulis 

 mediis diametro sublongioribus; tetrasporangiis in ramis cochleatis 

 subramellosis verrucose prominentibus; cystocarpiis subglobosis, 

 ad ramulos strictiores sessilibus. 



Hab. in mari Adriatico ad littora Istrias (Titius), Dalmatine 

 (Hauck) et Italia^ inprimis ad Venetias (Favarger, Zanardini); in 



