Lichens and Lichenicolous Fungi of the Ottawa Region, revised October 18, 2020 – download PDF. This revised list of the lichens of the Ottawa Region is an up-date of the list presented in the OFNC-produced Lichens of the Ottawa Region. Second Edition (Brodo, 1988). Over 150 additional species, including lichen parasites, and more than 100 name changes are included in the list. To help those who are users of the 1988 book, a complete list of name changes (“synonyms”) is presented following the checklist.