@misc{Boratyński_Adam_Dryas_1980-1984,
 author={Boratyński, Adam},
 copyright={Creative Commons Attribution BY-SA 4.0 license},
 howpublished={online},
 year={1980-1984},
 type={Image},
 title={Dryas octopetala L.},
 URL={http://www.rcin.org.pl/Content/190865/PDF/KOR001_224316_1980-1984_Dryas-octopetala-L-.pdf},
 keywords={botanical drawings, mountain avens},
}