392 



niil.i una alterave instrnrtis, articulis dianictrum longiludine sub- 

 HMiuantibus, perigonidiis podiccllatis. 



Conferva cirrhosa Roth. Cat. Dot. 11. p. 214 ///. p. 294. 

 Sphacelaria pennata Li/ut/fr. Hijdr. p. 15o t. 51 C. 

 Sphacelaria cirrhosa Ay. S/.vf. p. 165. Spec. v. 2 p. 

 27. Alq. Scand. exs. n. 55. 



In scToliirulis, aquam innrinam procellis illatam excipi- 

 cnliiMis, rn |i ii 111 litturaiuini 1. in //.//,'</// sHitfuom, Dcsniarcslia 

 iicii/fiilii aliisque Phyccis parasitans, cum in inferior! limitc ina- 

 iis. turn in profunditatc pliiriiiiii orgyaruin, mine sihuum intc- 

 rioniin, nunc cxteriorum , a Frcto baltico per totain oratn Scan- 

 dinavia? occidcntalcm saltim usque ad Alolde et Cliristiansund, 

 frequenter. Et vere ct autumno fert pcrigonidia. 



In Desmarcslfti nculcata et Lamiiiaria saccharina status hu- 

 jus plautae juniorcs sistunt caespites solitarios, lineam altos, qui, 

 nacta cvolutione, in stratum totam matricem dense investicns 

 atquc altitudine semipollicare condensantur , quod vegetalionis 

 inodum Sph. olivnceie in memoria revocat. Vulgatissinia for- 

 ma, in Halidri siii<iuosa crescens, ofl'ert caespitcm subspliaeri- 

 cuin, diametro pollicarem et interilum ultra; hie, e matrice 

 denique rcmotiis, fit oinnino sphaericus (Sph. cirrhosa .; Aegra- 

 gropila Ay. Sp. 2 p. 28) ct in magnitiidincin, diametro usque 

 G-pollicarcm excrescens, in aqua natat, pilam densissimc sti- 

 i>atam reforms. IJa>c forma, magnitudine atquc densitate ma- 

 ffiiopere insignis, ad Falstcrbo Scaniie , ut rctulit inilii pra^matura 

 inorte crcptus M. i>. Diiben, copiosc in littora rejicitur. 



5. Sl'HACELARIA SPIKLLOSA Lljngb. 



Thallo implicate difluso ramoso, ramis flexuosis pinnatis, 

 pinnis spinulicformibus gciuinis horizontalibus patulis, articulis 

 diametrum longitudine ucquantibus, pcrigonidiis - - . 



