Saxicolous on basalt stone wall. - on overhanging portions of rock. Associated with Parmotrema reticulatum and P. perlatum. Grains coarse up to 42.5 microns diameter, Acetone Extract on Silica Impregnated TLC paper yellow.
Voucher: P.J. de Lange 14295 & T.J.P. de Lange, UNITEC 10363