Consortium of Lichen... lichenportal.org

Placidium - Encyclopedia of... eol.org

Consortium of Lichen... lichenportal.org

Earthscale Lichens (Genus... www.inaturalist.org

Consortium of Lichen... lichenportal.org

Earthscale Lichens (Genus... www.inaturalist.org

Physconia californica (A-C,... www.researchgate.net

Category:Placidium -... commons.wikimedia.org

Earthscale Lichens (Genus... www.inaturalist.org

Earthscale Lichens (Genus... www.inaturalist.org

Consortium of Lichen... lichenportal.org

JoF | Free Full-Text |... www.mdpi.com

JoF | Free Full-Text | A... www.mdpi.com

Molecular phylogenetic... www.researchgate.net

Consortium of Lichen... lichenportal.org

The genus Catapyrenium s.... www.cambridge.org

JoF | Free Full-Text | A... www.mdpi.com

The genus Catapyrenium s.... www.cambridge.org

PDF) New and Noteworthy... www.researchgate.net

Klamath-Siskiyou Wildlands... www.kswild.org