948 Eu-Floridese, PolysipTionieae, Polysiphonia. 



f. 16, Hauck Meeresalgen pag. 237, Buffh. On antheridia (1893) 

 p. 298, Conferva Brodicei Dillw. Br. Conf. tab. 107, Engl. Bot. 

 tab. 2589, Hutchinsia Brodiwi Lyngb. Hydr. Dan. p. 109, t. 33, 

 Ag. Syst. p. 154, Sp. Alg. II, pag. 63, Grammita Brodiaii Bon- 

 nem. Hydr. loc. p. 31, Hutchinsia penicillata Ag. Sp. II, p. 65, 

 Polysiphonia penicillata Kuetz. Sp. p. 827, Aresch. Phyc. Scand. 

 p. 51, Polysiphonia polycarpa Kuetz. Phyc. gen. p. 426, Sp. p. 827, 

 Tab. Phyc. XIV, tab. 2, fig. e-g (cystocarpifera), Polysiphonia 

 polychotoma Kuetz. Sp. p. 828, J. Ag. Sp. II, 3, p. 1071 (articulis 

 revera 4-siphoniis??) sec. Hauck, Polysiphonia multifida Kuetz. 

 Phyc. gener. p. 427, Polysiphonia callitricha Kuetz. Phyc. gener. 

 p. 427, Sp. p. 827, Tab. Phyc. XIV, t. 2, f. a-d (cystocarpifera), 

 J. Ag. Sp. II, 3, p. 1071 (4-siphonia?). — Fronde pyramidata, pin- 

 natim decomposito-ramosa, ramis elongatis, corticatis, ramulos ova- 

 tos fasciculato-penicillatos decomposito-pinnatos demum fastigiatos 

 emittentibus, articulis 6-8-siphoniis, ramorum diametro duplo lon- 

 gioribus, ramulorum sequalibus, siphonibus pericentralibus serie 

 minorum a centrali separatis; tetrasporangiis in ramulis monili- 

 formibus; cystocarpiis ovatis, pedicellatis. 



Hdb. in oceano Atlantico boreali ab insulis Foerois et Norvegia 

 usque ad Galliam et Angliam infimam descendens; ad Tingin 

 Africse (Schodsboe); eadem in Mari Mediterraneo prope Messa- 

 nam insulae Sicilise (Borzi). — Frondes csespitosae, elatse, usque 

 sesquipedales, crassitiem metientes inferne pennae passerinae, sur- 

 sum attenuatse simpliciuscuke et ambitu fere lanceolatse aut in 

 ramos plus minus divisae, ramis elongatis ambitu lanceolatis et 

 conformibus. Frondes simpliciusculse, velut rami frondis compo- 

 sitre, sunt per totam longitudinem obsitae ramis minoribus, 2-2,5 

 cm. circiter longis, dense fasciculato-penicillatis. Fasciculi juve- 

 niles sunt pinnatim ramulosi, ramulis inferioribus simpliciori- 

 bus, mediis eodem modo compositis, superioribus simpliciuscu- 

 lis, apice fasciculi subnudo supereminente; medios ramulos com- 

 positos sequitur sa j pe simplicior, a proximo articulo proveniens; 

 nunulis dein excrescentibus fasciculus densior evadit et ramulis 

 fere sequelongis magis dichotomo-fastigiatus apparet. Articuli in 

 ramis usque fere ad apicem corticati, inferiores obsoleti, supe- 

 riores observandi diametro duplo longiores, in ramulis nudi et 

 diametro fere nequales. In sectione transversali adparent sipho- 

 nes ssepius 7-8, raro 6, in orbem dispositi, externe dense corti- 

 cati, introrsum a siphone centrali strato tenuiorum demum sepa- 



