Kärnefelt, I 1980: Lichens of western North America with disjunctions in Macronesia and West Mediterranean region. - Botaniska Notiser133: 569-577. [RLL List # 109-58 / Rec.# 9849] Keywords: DISJUNCT/ MACRONESIA/ NORTH AMERICA/ ALECTORIA/ PARMELIA/ DIMELAENA/ THELOMMA/ CETRARIA/ DISTRIBUTION
Abstract: 2 figures. [Discusses 6 unrelated lichens: Alectoria imshaugii, Cetraria merrillii, Dimelaena radiata, Parmelia pustulosa, P. subolivacea, and Thelomma mammosum.]