The book includes an extensive general introduction to the study of butterflies, containing chapters on the history of butterfly study in B.C., the post-glacial colonization of B.C. by butterflies, the effects of European colonization on ...
This is a reprint of the original volume published in 1990 by the Royal British Columbia Museum and the Canadian Wildlife Service. No changes or updates in content have been made from the original edition.
This manual provides illustrated keys to all leaf and scale lichens known to occur in British Columbia. In total, 327 species are included, while 19 taxa are excluded from earlier accounts of the flora.