12 IV. NYLANDER 
formantur, in rupibus parcissimam continent vegetationem, saepe in 
spatiis vastissimis unice fere Cladoniam rhangiferinam sub diversis 
suis varietatibus vel, ubi locus sit, ericeta, vaccinium vitis idaeam 
vel myrtillum. Abies minus copiose obvenit. Ad aquas vulgari- 
ter et in uliginosis rupium nudiorum alneta vigent, Alnus incana 
majore nonnihil copia quam glutinosa. Betuleta frequenter, popu- 
leta passim. Paludosa copiosissime replentur Ledo palustri, Vacci- 
nio uliginoso et Rubo chamaemoro, praeter Carices solitas (inter 
quas C. globularis) et Eriophora. Neque prata, nec pascua ratio- 
nes insigniores seu magis characteristicas exhibent, sin ita conside- 
retur in illis Trollius et in his frequentia maxima Caricis piluli- 
ferae et Triodiae decumbentis.  Stellaria holostea ”hic copiose, 
Rubus arcticus, Cornus suecica et Corydalis solida sat frequenter 
occurrunt. In vegetatione proprie littorali magis insignes sunt: Isa- 
exiguis dilute violaceis restantes, ut terra ibi eum iude colorem traxit, 
verisimiliterque Mytilo eduli pertinent, ad 'quam tales reliquias relert 
Cel, Lyell, qui etiam observalionem analogam Fenniam spectantem in 
tractatione ”On the proofs of a gradual rising of the land in certain 
parts of Sweden” aflert, Verba ejus sunt: ”He (scil, Tribuni legatus C, P. 
Hällström) also gave me some marl of violet colour, which he had 
lately brought. from Nådendal, near Åbo, in Finland, found at the Arg 
principally like that befbrå: SERIENS near Siockhytir and Öflala, of 
the decomposition of the Mytilus: edulis, but also contains perfect spe- 
cimens of tbe Tellina balthica, Littorina littorea, L. rudis and Palu- 
dina ulva.” Philos. Transact, of the Roy. Soc. of London MDCCCXXXV, 
P. 14 pp. 22, 23, Etiam alibi ad Helsingforsiam ejusmodi fossilia inveni 
simulque alias species quam bina illa e Kampen, que frequentiora sunt. 
Elevationem arcis Åboénsis plus gquam 2 pedes in seculo eflicere in trae- 
tatione citata censetur (1; c.). 
