355 CHOrsDKIA. 



Gigartina kaliformis, Lam. Tlialass. p. 49» 



Gastridium kaliforme, Lyngb. H jdroph. 

 p. 70. 



In mari Atlantico ab oris Britannise ad Gades. — 

 In mari mediterraneo, secund. Bertoloni ; Adria- 

 tico, secnnd. V/ulfen. 



Specimina dederunt Roth, Bonnemaison, Cai)rera. 



Radix scutulata, fibris repentibus. Frons tu- 

 bulosa, filiforrais, pedalis vel ultra. Caulis crassitie 

 pennae corvinse vel ultra, sensim attenuatus ramosis- 

 simus, liic & illic articulato-constrictus, articulis dia- 

 metro duplo — triplo longioribus, eliipticis. Rami ra- 

 mulique subverticillatira e genicnlis (contractionibus) 

 egredientes, basi attenuati, cauli homogenei, eviden- 

 tius articulati, articulis brevioribus. Fructus duplex: 

 I. capsiilce hemisphcericse, seminibus in globulum ag- 

 gregatis obscure purpureis angulatis ; & 2, seciind. 

 Turn. , scniinu nnda, subrotunda, immersa. ColoV 

 amcene roseus, fugacissimus, marcescejitis virescens 

 vel pallescens. Suhstantia tenera, gelatinoso-membra- 

 racea, lubrica. Ivlembrana frondis pulcherrime reti* 

 culata, 



p. Torulosa, articulis evidentioribus brevioribus. 



Conferva reptans, Cat. Bot. Fasc. I. p. 186, 

 — II. p. 21 3. -— III. p. 25. (forma minor) sec. 

 specimina, — Sprengel in Mag. Katurf. t. 6. f. 2. 



Gigartina pygmsea, Lamour. css. p. 49« *• 4- 

 f. 12, i3 ? 



Lomentaria articulata, Tar. reptans', 

 Lyngb. liydroph* p. loi. t. 3o. f. 2, 3, 4- 



In mari Atlantico, ad oras Galliae. 



Specimina miserunt Mertens, Grateloup, Bonne- 

 maison. 



Statura variat. Evidentius & regulariter articuJa- 

 ta, ramcntis ovatis quasi inflatis. In hac varietatc 



vidi 



