C><'lospoi'iiuc, Sar^^assacci', Sar.i;assiiin. 5*5 



scliiilii' /V.v/ iniliorcs. siilis|ili;rric;i'. lilllic lciilli lii;ir;,'illiit;i'. iiiliu' upi- 

 nilc. l.rcvi ;illl Inlin :irisl;il;c. l;cccpl;icill;i ili r.iliilllo ;ixill;iri dcCOm- 

 liosild r;Ull(i>;l. IMIiiis r;isli-i;ltis ;uicipilil)US. lii;ir^'illililis scrr;ltO-spi- 

 iicscciitiluis. iiirsioiic iiiiu-ciiiiiiii suliprisiniiticis. 

 2. Sargassum Hystrix .1. A- Al-. Licbm. p. 7, Sp. 1, p. ",22. Sp. f 

 ^uv^. AiistniJ. p. !I1. I;ili. \'lll. r. 1-'). ('((rpdc.anUins spi/w/osns 

 Kuct/. Sp. p. (i'.'(;, 'i';il). IMiyc. XI. t. l(i, 1'. 2, Sarfjassn/n hiwifolia/// 

 Cliauv. mscr. (foliis ohlon^ns into;,'erriinis). — Jliicliidihus ramon.un 

 liliformibus tcrctiusculis uudiquo raniosis, foliis ohlongo-ellipticis, 

 ;icumiiiatis, costatis.- scrratis a,ut intecrinsculis; vesiculis in pctiolo 

 ipsis brcviorc splucricis, inuticis; rcccptaculis vcrrucoso-ancipitibus, 

 tortis, dentato-siiincscentibus. furcato-ramosis. ramis demum pe- 

 dicelhitis siinpliciusciilis iii :i,xilhi agglomeratis. 



llah. in (>cc;i,iiti Athiiiticu ;il) iiisulis « Bahama » ct littore Mexi- 

 c;ui(i usiiuc ;id Terram Novam (Liehm..\.n, Hb. Ag.\rdh); in oceano 

 Athiiitico circiimvaga et sajpissimc sterilis. — Rachides teretiusculaj 

 crassitie usipie penna! corvinffi, ramis pedalibus numerosis decompo- 

 sitte. Rami inferne vesiculis densissimis, superne coma foliorum or- 

 miti. Folia pro ratione, parva clliptica, utrinquc ajqualiter attenuata 

 ;iciiminata, spinulis tenuibus serrata aut his obsoletis subintegerri- 

 ma, costata, cryptostomatibus nullis conspicuis. Vesicula; in inferiore 

 ramorum parte numerosissima?, Pisi seminis magnitudinem fere 

 icquantes, petiolo teretiusculo suffultae, nec glandulis neque mu- 

 crone ornatte; supei'iores minores petiolo compresso instructse. Re- 

 coptacula folio fulcrante subtriplo breviora, dense cymosa, ancipitia 

 sed ob vcrrucas eximie prominentes dcnique compresso-teretia, spi- 

 milis subhamatis dentata. — Var. ciliatum Grun. in Piccone Nuove 

 Alghe della Vettor Pisani 1889, p. "24, Sargass/i/n Liebmanii Picc. 

 Alghe della Vettor Pisani 1889, p. 47 : ramis levibus ; foliis lineari- 

 oldongis, obtusis, subruncinatis vel ciliato-dentatis, fuscis vel oli- 

 vaceo-fuscis, membranaceis; vesiculis sphsericis. muticis, breviter 

 pctiolatis; receptaculis androgynis longioribus vel brevioribus, ple- 

 rumque eximie nodulosis. subpaniculatis, parce spinulosis, spinulis 

 hinc inde longioribus. In Brasilia, natans pr. insulas « Abrolhos » ; 

 ad « Pcrnambuco » (M.^rcacci); an ad Caput Bona; Spei Africffi au- 

 stralis ■? (Wavr.v sec. Guuxow). 



