Template:Egan, 1990a

• Egan, R.S. 1990. Changes to the "Fifth Checklist of the Lichen-Forming, Lichenicolous and Allied Fungi of the Continental United States and Canada." Edition II. The Bryologist 93(2): 211–219. DOI: 10.2307/3243627 . JSTOR .  
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  • RLL List # 140 / Rec.# 4712 – Recent Literature on Lichens