IT may be of interest to put on record the fact that on Sept. 21 I saw a quite fresh-looking specimen of the Comma butterfly (Polygonia c-album) feeding at Sedum spectrabile in my garden here. My wife ...
DR. DAWE'S observation serves to direct attention to a matter that is of considerable interest to students of the Lepidoptera of the British Isles in connexion with the distribution of Polygonia ...