P. saxatilis. Crottle, stane-raw, Staney-raw (Scotland). Scrottyie (Shetland). Sten-laf, Sten-mossa (Norway and Sweden). Found on rocks and stones in Scotland, Shetland, and Scandinavia. In winter the Swedish peasantry wear home made garments dyed purple by this Lichen. By the Shetlanders it is usually collected in August, when it is considered richest in colouring matter.
Ramalina farinacea. Mealy ramalina. On trees in England.
R. scopulorum. Ivory-like ramalina. Scotland, on maritime rocks. A red dye.
Rocella tinctoria. Orseille. Grows in the South of France, on the rocks by the sea.
Solorina crocea. Saffron yellow solorina. In Scotland, on mountain summits. The colouring matter is ready formed and abundant in the thallus.
Sticta pulmonacea. On trees.
Umbilicaria pustulata. Blistered umbilicaria. Found on rocks in Norway and Sweden.
Urceolaria calcarea. Corkir, Limestone Urceolaria. Found in Scotland, Western Islands, Shetland and Wales, growing on limestone rocks.
U. cinerea. Greyish Urceolaria. In England, on rocks.