Leuckert, C/ Meinel, U 1981: Chemische Flechtenanalysen III. Die Haematomma ventosum-gruppe. - Herzogia5: 475-488. [RLL List # 113-62 / Rec.# 11419] Keywords: CHEMISTRY/ HAEMATOMMA/ EUROPE/ SWEDEN/ NORWAY/ CHEMOTYPES
Abstract: 2 maps. 3 figures. 1 table. [Study of specimens from central Europe, Norway and Sweden revealed 5 chemotypes with various combinations of usnic, divaricatic, hypothamnolic, thamnolic, and psoromic acids. Other accessory substances were also detected. Barbatic acid and zeorin were not found in any of the specimens.]