Verrucaria durietzii
General description:
Verrucaria durietzii I.M. Lamb
Lilloa 14: 205. 1948.
Biology:
Description:
Distribution:
Apparently circum-southern subpolar. Reported from New Zealand (Otago, and Stewart, Auckland & Campbell Islands), Marcquarie Island, Heard Island, Iles Kerguelen, Prince Edward Islands, South Georgia, Falkland Islands, Tierra del Fuego (Brunswick Peninsula).
Notes:
Characterized by its thallus having an effigurate margin.