Cyclospoi-iiKi', Sargassaceau, Sai'gassura. 47 



eviuioscento poroursa, ■.djuidiilis nuincrosis niultiplici sorio sparsis 

 ornata. Vosicuho nia^nitudino circitor soniinis P/67', in potiolo plano 

 sul)costato ipsis ses^iuilongiore fere sphtericae, vix marginatcG at 

 apice alifiuando apiculo brevissinio instru(;tie. Receptacula in axillis 

 glomerulum densum, folio fulcrante triplo breviorem constituentia, 

 lurcato-ramosissima cymosa et basi contluentia, verrucoso-spinosa, 

 inaequaliter ancipitia aut torsione triquetra. — Var. vitiense Grun. 

 Alg. Fidschi p. 28 : rachidibus ramosum planis, levibus, ramis cre- 

 cto-patentibus, foliis ovato-oblongis, nervo tenui apicem subattin- 

 ^ gente percursis, sparse glandulosis, plus minus argute dentatis, 

 leviter undulatis; vesiculis majoribus, ellipticis plerumque breviter 

 acuminatis, petiolo plano subfoliaceo, vesiculce partem inferiorem 

 marginante sutrultis ; receptaculis linearibus e plano triquetris den- 

 tatis, dichotomo-cymosis. In profundiore aqua ad «Ovalem» in Ar- 

 chipelago Figicierum (Guunom^). 



** Vesiciilis adultioribns in petiolo ipsas circiter sequautc subspliajricis. 



71. Sargassum Binderi Sond. in J. Ag. Sp. I, p. 328 (ex parto), Sp. 71 

 Sarg. Austral. p. 87, t. XXVI, II, Algen des tropischen Australiens 

 p. 43, n. 17, ex parte. — Rachidibus planis, c margine distichc 

 ramosis, foliis lanceolatis, profundiuscule incisis, costatis, sub-du- 

 plici serie glandulosis ; vesiculis in petiolo plano ipsis longiore el- 

 lipsoideis, adultioribus spha^roideis apiculatis ; receptaculis axillari- 

 bus, ramoso-cymosis, ramis planis, margine verrucoso dentatis. 



Hab. in oceano Indico; in freto Sundae (Hb. C. Agardh!), ad 

 Javam (Hb. Areschoug!) et ad Ins. «Enkhuizen» prope Bataviam 

 (Reinbold); in mari Sinensi (Hb. Binder!); ad insulas Philippinicas; 

 in fretu « Macassar » (Reinbold); an eadem quo(iue ad littora cali- 

 diora Novse Hollandiae?. — Caulis teretiusculus vix ultra 2,5 cni. 

 long., apice in rachides abiens multipedales, omnino planas, ultra 

 2 mm. latas, e margine ramosas, ramis conformibus. Folia juniora 

 plerunique acutissime serrata, adulta magis integriuscula, nunc fere 

 linearia, nunc magis oblonga, evidenter costata et duplici serie 

 cryptostomatum plerumque.. instructa. Vesiculai magnitudine circi- 

 ter seminis Pisi, in petiolo plano costato ipsas oequante aut lon- 

 giore, sphoericae et apiculatse aut ellipsoideie. Reccptacula in axilla 

 aggregata densissime cymosa sed plana et irregulariter subflabel- 

 lata, 6,5-7 mm. circiter longa, margine verrucoso-dentata. — Var. 

 ambiguum Grun. in Piccone Alg. Vett. Pisani p. 48, in Hedwigia 

 1889, p. 188: foliis oblongis, obtusis, argute dentatis. conspicue 



