) »7 ( 



gea» Golor olivaceu$, exsiccatione fusct- 

 scens nitidus. 



£. Agarum, fronde costata subelliptica cribro- 

 so-perforata , stipite nudo, 



Fucus Agarum Gmel. t. 52. — Tum. 

 Ilist, t. 75. — Dan. t. J542. 



Fucus Clathrus Esp. t. 128. 



In. Oceano Arctico. 



Planta pedalis vel ultra. Stipes brevis- 

 simus. Frons orbicularis vel elliptica, pe- 

 dalis vel ultra, foraminibus ahsque ordine 

 dispositis lineam ▼el ultra latis orbicula- 

 ribus vel angulatis pertusa. Color flave- 

 scenti-fuscus,- eJcsiccatione obscurior, Sub- 

 stantia membranaceo-coriacea» 



**♦ Fronde ecostata coriacea. 



§. Sacharina, stipite explanato in frondem 

 enervem ensiformem integram basi ova- 

 tam» 



FucusSacliarinus. Linn. Sp. p. 1630. 

 ^ Lap. p. 564. ' — Svec. p. 451. — Or/ieL 

 t. 28- — Turn. Syn. p. ici8. — Hist. t. 

 163, — Gunn. U p. 52. — Esp. t. 24 et 

 56. — Ag. disp. p. 12. ^ Wahl, p, 493, 



tJlva Longissima Gunn. t. 7. f. st^, 

 (Individuum fronde acuminata). 



In Sinu Codano et mari Septentrionali vul- 

 garis, 



Stipes spithamaeus vel ^multo ultra inde- 

 tjue crassitie varians, teres, in Specimini- 

 bu« maximis tubulosus. Frons ensiformis 

 basi ovata bipedalis et Ipnge ultra, eo^ue 

 latitudine varians. Semina frondi undi* 

 ^ue immersa. Color olivaceus* 



C /3. 



