FLORA. 191 



P. cristatum Sw. Aspidium spinulosum Sw. Asplenium 

 filix femina Sm. A. crenatum Fr. A. trichomanes L. 

 A. viride Huds. A. ruta-muraria L. A. septentrionale 

 HofFm. Pteris aquilma L. Struthiopteris germanica 

 Willd. 



Mr Guenther, in a pamphlet entitled Materialee K. Flora 

 Obonechskago Kran, has supplied a good deal of information 

 in regard to the distribution and natural history of many of 

 the plants, and he has referred to the following notices as 

 supplying more : 



(1.) W. Nylander, Collectanea in Floram Karelicam p. 

 109. Continuatio p. 183 (in Notiser ur Jallskapets pro fauna 

 et flora Fennica, pars II., 1852.) 



(2.) J. P. Norrlin, Om Onega- Karelens vegetation 1871. 



(3.) J. P. Norrlin, Flora Kareliae Onegensis, par. I. 



(4.) J. P. Norrlin, Flora Kareliae Onegensis, par. II. (in 

 Meddelanden Societas pro fauna et flora Fennica 1876.) 



(5.) Fred Elfving, Anteckningar om vegetationen kring 

 floden Svir, p. 113 (in Meddelanden Societas pro fauna et 

 flora Fennica, 1878.) 



SECTION IV. VEGETATION IN LAPLAND. 



In Lapland, as has been mentioned, ' Wahlenberg's 

 edition of the Flora Lapponica describes 1087 species of 

 plants found in Lapland, more than double the number 

 observed hy Linnaeus. Of this number only 496 are 

 perfect plants ; the remaining 591 are cryptogamous. Of 

 grasses there are 102 species; of algae, 55 ; of fungi, 94 ; 

 of musci, 200 ; and of lichens, 207. Of the perfect plants, 

 the snowy Alps contain 93 species ; the subalpine region, 

 125 ; and the woody region, about 313. Of trees 

 (reckoning the salices) there are 26 kinds ; consisting of 

 the Scotch fir, spruce fir, birch, alder, poplar, mountain 

 ash, bird-cherry, and nineteen species of willows. There 

 are no fruit trees in the country, but a variety of berries 

 are spontaneously produced, such as black currants, rasp- 



