![]() | Keys to Lichens of North America : Revised and Expanded Irwin M. Brodo is emeritus research scientist at the Canadian Museum of Nature, Ottawa, Ontario, and is considered a world authority on lichens and their biology. (Bowker Author Biography) |
![hidden image for function call](https://upload.wikimedia.org/wikipedia/commons/c/ca/1x1.png)
![]() | Keys to Lichens of North America : Revised and Expanded Irwin M. Brodo is emeritus research scientist at the Canadian Museum of Nature, Ottawa, Ontario, and is considered a world authority on lichens and their biology. (Bowker Author Biography) |