146 Cyclosporinse, Sargassacefo, Gystopliora. 



res sunt erecto-patentes, nec adulti rami vere retrofracti apparent 

 sed eximie patentes et fere horizontales. Pinnulse, ramificatione in- 

 ter pinnatam et dichotomam intermedia, panicuhitai' evadunt. Rece- 

 ptacula 1-2,5 cm. longa sunt cylindracea apice utro(iue attenuato, 

 verrucosa nec vere moniliformia, scaphidiis hic illic inflatis pustu- 

 lose eminentibus, ostiolis plus minus quoquoversum spectantibus. 

 Vesiculse saepius null?e, si adsunt, teste cl. Grunow (Alg. Novara 

 p. 53) oblongo-piriformes, ut in Cystophora retrojiexa. 



** Fronde piiinatim decomposita, [linnis a latcre plnno caulis cgi-cdientibns, 

 superioribus densissime decomposiLis, racliides snbundique tegentibus. 



18. Cystophora Brownii (Turn.) J. Ag. Sp. I, p. 241, Om Chatham- ?.ii 

 oarnes Alg. p. 417, Blossevillea Brownii Kuetz. Phyc. gener. p. 

 364, Sp. p. 628, Tab. Phyc. X, t. 74, Fucus Brownii Turn. Hist. Fuc. 

 tab. 197, Cystoseira Brownii Ag. Sp. Alg. p. 73, Syst. p. 288, 

 Bory Voy. Coqu. n. 33, Sonder Pl. Preiss. II, p. 159. — Caule 

 plano decomposito-pinnato, pinnis a latere plano caulis egredien- 

 tibus retrofractis, pinnulis dichotomo-pinnatis, ultimis in recepta- 

 cula ovato-lancoidea verrucosa abeuntibus ; vesiculis raris, obovoi- 

 deo-sphsericis. 



Hab. ad oras Novte Hollandiae (Menzies, Brown, PREiss);'?ad 

 littus Cliilense (D' Urville, fide Bory). — Caulis usque quadripe- 

 dalis, compresso-planus, 4-4,5 millim. latus, alterne pinnatus et 

 inter pinnas leviter tlexuosus. Pinnte basi explanata latitudinem 

 lateris caulis «quantes, dein multo tenuiores, decomposite dichoto- 

 mo-pinnata', densissime paniculatfe. Vesiculae rarissiniffi et pra^cipue 

 in ramis inferioribus, obovato-sphajricge, magnitudine seminum ylZ>r« 

 precatorii. Receptacula quam in ceteris omnibus breviora. vix 4 

 mm. longitudine superantia, ovato-lancoidea, pustulose inflata, me- 

 dium crassiora et deinde ad apicem sensim attenuata sed haud 

 rostrata, uiide (^uoad formam quoque ab affinibus differunt, ostiolis 

 scaphidiorum aliis marginalibus, aliis facialibus. 



19. Cystophora monilifera J. Ag. Sp. I, p. 241, Om Chatham-oarnes ^^2 

 alg. p. 447. Harv. Phyc. austral. t. 245, FI. Tasm. II, p. 283, Cysto- 

 seira retroflexa Rich. Astrolabe Nov. Zeel. p. 122, Sonder Preiss. 



II, p. 160, Harv. Alg. Tasm. n. 116. Blossevitlea retroflejca Kuetz. 

 Tab. Phyc. X, t. 7(), Fucus retroflexus Turn. Hist. 1. 155 non Labill. 

 — Caule plano dcconiposito-pinnato, pinnis a latere plano caulis 

 egredientibus retrofractis, basi aculeis obtusis laxe munitis. pinnulis 

 dichotonio-pinnatis, ultimis in receptacula gracilia filiformia toru- 



