Syn.: Parmelia tubulosa (Schaer.) Bitter

Corticolous on all kinds of trees, but exceptional on conifers, mostly in humid habitats.

Belgium: Mar.: RR, Fl.: RR, Camp.: AR, Brab.: AR, Mosan: AR, Ard., Lorr.: C.

Luxembourg: Ard.: CC, Lorr.: C.

France: Mar.: RR, Boul.: RR, Pic.: RR.

Lit.: Boul.: 69, Ca: 132, Ho: 117, 137, 580, La66: 387-391, Qu: 98-99, WS: 35-36, 72, Zwaenepoel et al. (1994: 37).