Yeast emerges as hidden third partner in lichen symbiosis - Purdue University News
Lichens | Plant Disease Diagnostics Clinic
Lichen - Wikiwand
Wetland Plant Series: Lichens - Phinizy Center for Water Sciences
Lichens of the Arctic (U.S. National Park Service)
Lichen Biology
Lichen Habitat
Lichen On Your Trees: Good or Bad? - LAM Tree Service - Evergreen, CO
I'm Liking the Lichens! - Coastal Interpretive Center
Algae, Lichens, and Mosses on Plants | Pacific Northwest Pest Management Handbooks
It's not Disease, It's Lichen - Topics in Subtropics - ANR Blogs
Lichen: Cute and fuzzy, but also a serious problem | Bladen Journal
Mariton: I Don't Just Love'em - I Lichen - Natural Lands
Lichens | Horticulture and Home Pest News
You'll Be Lichen This Article - Field Station
Unusual lichen do not damage plant hosts | Mississippi State University Extension Service
Lichens | Ohioline
Unusual lichen do not damage plant hosts | Mississippi State University Extension Service
Lichens – Australian Antarctic Program
Lichens and People: Uses, Benefits, and Potential Dangers - Owlcation
Algae, Lichens, and Mosses on Plants | Pacific Northwest Pest Management Handbooks
Hardy lichens don't actually predate plants | Science | AAAS
Lichen - Wikipedia
