Lichens of Belgium, Luxembourg and northern France
Placopyrenium canellum Nyl. |
Syn.: Verrucaria canella Nyl., V. aspiciliae Zehetl., non (Lahm) Stizenb., V. aspiciliicola R. Sant.
Lichenicolous lichen, initially parasitic on thalli of Aspicilia calcarea, often becoming independant, over calcareous, natural outcrops.
Belgium: Mosan: R.
Luxembourg: - .
France: - .
Lit.: Ertz: 39-40.