Lichens of Belgium, Luxembourg and northern France
Caloplaca obscurella (Körb.) Th. Fr. |
Incl. C. sarcopisioides (Körb.) Zahlbr.
Corticolous, mainly at the base of isolated trunks of Malus, Populus or Salix in well-lit conditions, rarely on the bark of other trees.
Belgium: Camp.: RR, Brab.: RR, Mosan: R, Ard.: RR, Lorr.: RR.
Luxembourg: Ard.: RRR, Lorr.: AR.
France: Mar.: RR, Boul.: RRR, Pic.: RRR, Lorr.: RR.
Lit.: Boul.: 67, Di: 76-78, Ma: 210-212, 218-220, NL84: 12, NL87: 20.