4 Cyclosporina^ Sargassaceje, Sai'gasstim. 



Kiietz. Sp. p. 819, Sargassum yeniensc De Not. Alg. mar Rosso 

 p. 22, Zanard. Plant. mar. Rubri Enum. p. 29, t. I, f. 1-2 (mon- 

 struosa), Sargassum acinacifonne Mont. Pugill. Alg. yemens. n. 3, 

 De Not. .\Ig. mar Rosso p. 14, Zanard. Pl. mar. Rubr. Enum. p. 29, 

 Kuotz. Tab. Phyc. XI. t. 20. — Rarhidibus planis, e mai-gine di- 

 stiche ramosis, foliis oblongo-linearibus. obtusis, denticulatis aut 

 subintegerrimis, costatis, nmltiplici serie sparsini glandulosis ; vesi- 

 culis in petiolo plano ipsis longiori ellipsoideis, apiculo obtuso bi- 

 fido mucronatis; receptaculis ut in -S'. tcretifolio. 



Hab. in mari Rubro (Bove, Zan.vrdini &c.). — Species inter maxi- 

 mas et maxime insignes totius generis. Rachides pluripedales omnino 

 planre fere 4-4,5 mm. latfe, ramis brevibus 4-7 cm. longis a mar- 

 gine exeuntibus conformibus. Folia 3-8 cm. longa, 6-9 millim. lata. 

 basi longius attenuata, apice obtusa. evidenter costata glandulisque 

 sparsis instructa, juniora denticulata, adulta integerrima. Vesicula; 

 piso fere minores, in petiolo ipsis longiore costato sphaerico-elli- 

 psoideje, apice dente obtuso subemarginato coronatfe. Folia bractea- 

 lia subenervia.. Color fere castaneus et substantia, coriacea. 



^* Raeliiiiiliiis siiperiorilnis i-nmonun tililbfraibiis, iiifofioribtis compfcssis, 

 amiilis a snbmai-.^iiic exciiiitibns. 



11. Sargassjm teretifolium J. Ag. Sp. I, p. 831, Sp. Sarg. Austral. iii 

 p. 101. Kuetz. Sp. p. (il9, Sargassum. Acinaria Grev. ?, Sargas- 

 sK,/)) Boi-canitm et v;vr. siibdentata, nec non Sargassum lasio- 

 plillllu)!! (Iruii. in Piccone Algol. eritrea p. 308. — Raehidlbus 

 ramoruiii toretiusrulis, fiIiformil)us, compressis ; foliis e tereti com- 

 pressis, crassis, angustissime linearibus, acutissimis, integerrimis, 

 ecostatis, ad margines uniserialiter glandulosis ; vesiculis in petiolo 

 ipsis longiore plano ellipsoideis, apiculatis ; receptaculis axillaribus. 

 furcato-cymosis, cylindraceis, inermibus. 



Hah. in oceano Indico ad oras Indostani;e (Wight) et mari 

 Rubro inferiore (Piccone). — Rachides teretiusculas vel levissime 

 compressas, ramulis densis onustie. Folia fere 7 cm. longa. ramu- 

 lorum ad 2,5 cm. longa, e tereti compressa et marginibus rotun- 

 datis crassa, a basi parum attenuata angustissime linearia, 2 inm. 

 vix latit. superantia, versus apicem acutum longissime attenuata. ad 

 margineni utrumque serie singula glandularum instructa, nervo coii- 

 spicuo uullo. Veslcul;!' in pctlolo s;epe ad sesiiuicontimetrum longo 

 toreti-compros^o. ,'I!ips,,i,l,M- ,.t apicul;tt;r. S-!) uiillim. ]ong;i\ l;iti- 

 tudiiio 1-5 iiiilliiii. ;tiit iiiiiioivs. l!ocopt;ieul;t iii ;txilla :'.-4 aggre- 



