Hale, ME", Jr/ Culberson, WL 1966: A third checklist of the lichens of the continental United States and Canada. - The Bryologist69: 141-182. [RLL List # 60 / Rec.# 7369] Keywords: CHECKLIST/ USA/ CANADA/ NEW TAXA/ PSEUDEVERNIA
Abstract: [2, 558 species in 211 genera. New: Pseudevernia cladonia (Tuck.) comb. nov., P. consocians (Vain.) comb. nov. P. intensa (Nyl.) comb. nov.]