Bjelland, T/ Halleraker, G/ Reeb, V/ Tønsberg, T 1997: The chemotypes of Cetrelia olivetorum in Norway. - Graphis Scripta8(1): 5-7. [RLL List # 166 / Rec.# 1997] Keywords: CETRELIA/ CHEMOTYPES/ NORWAY
Abstract: 1 fig. [The distribution of two chemotypes, one with perlatolic acid, the other with olivetoric acid, is described.]