

L j^ rrj - ^^ - 



?l 



82 



MT ' I 



. Foslxe 



Descr. Laminaria flexicaalis a. genuina Le Jol. 1. c. 



digitata f. typica Fosl. Lam. Norw. . 69. 



Fig, 

 Exsicc, 



» 



» 



» 



» 



n 



v 



n 



n 



t. 4 et t. 5, fig. 1. 



Aresch. Alg. Scand. exsicc. No. 86. 



f. ensifolia Le JoL 



Exam. p. 57. 

 Descr, Laminaria flexicaulis d. ensifolia Le JoL ]. c. 



^ 



Fig. 



n 



n 



digitata f. ensifolia Fosl. Lam, Norw. p. 79. 



„ t.5,fig. 2— 5 ett. 6, 1—9 



M 



n 



•a 



f. sfenopJiylla Harv. 



Pliyc. Brit. t. 338. 



Descr. Laminaria stcnopliylla J. G. Ag. Lam. p. 18. 



Fig. 



» 



3? 



n 



« 



digitata f. stcnophylla FosL Lam- Norw. p. 74. 

 „ var. stenopiiylia Harv. Pliyc. Brit. t 338. 

 „ £ stenophylla Fosl 1. c. t 3, iig. 5—9. 



stenophylla Stromf. Isl Algveg. t. 2, flg. 8. 



Syn. Fucus bifurcatus Gunn. FL Norv. 1, p. 9G. 



Laminaria digitata Klcen, Nordi Alg. p. 33; ex parte. 



37 



n 



n 



» 



Kiellm- K Ish. Ålgfl. p. 299; excl var. 



flexicaulis Kjellm. I c. p. 303. 



» 



Aresch. Obs. Pbyc. p. 9. 



f 



Tbis is one of the most varying species of the Lami- 

 nariaceæ. The length of full grown specimens is varying be- 

 tween 0.5 and 3.5 m. The variableness is partly founded 

 upon the conditions and localities where the plant grows. 



Stromfelt (IsL Algveg. p. 45) bas blamed me that 

 I have misapprebended the form stenophylla, and referred 

 to it forms with angustated lamina below, and, tberefore, 

 he supposes, I cannot entitle it to rank as a distinct species. 

 He also q^uotes that he has exarained specimens in the Bo- 

 tanical Museum of Upsala, coUected at Lodingeu in Nordland, 

 and determined by me. I cannot remember ha ving sent algæ 

 to that Museum. In every case f. stenophylla does not occur 

 at Lodingen. I know pretty well the marine vegetation 

 there. In Lam. Norw. I have stated that the lamina of f. 

 genuina not seldom appears with cuniform base. But I 



■^ 



i 



j 



