To dye Pink from a bright yellow Lichen (Parmelia parietina). Mordant the wool with 3% of Bichromate of Potash, then boil with the lichen for 1 hour or more.
To dye Brown from Crotal. Boil the wool with an equal quantity of lichen for 1 or 1-1/2 hours. No mordant is required.
To dye red purple from Cudbear and Logwood. Dye with equal quantities of Cudbear and Logwood, the wool having been mordanted with chrome. A lighter colour is got by dyeing with 8 lbs. cudbear, 1/2 lb. logwood (for 30 lbs. wool).
To dye Yellow on Linen with the Lichen Peltigera canina (a large flat lichen growing on rocks in woods). Mordant with alum (1/4 lb. to a lb. of linen) boil for 2 hours. Then boil up with sufficient quantity of the lichen till the desired colour is got.
LIST OF LICHENS USED BY THE PEASANTRY OF DIFFERENT COUNTRIES FOR WOOL DYEING[D]
SHADES OF RED, PURPLE AND ORANGE
Borrera ashney. Chutcheleera. India.
Conicularia aculeata. var. spadicea. Brown prickly cornicularia. Canary Islands, Highland Mountains.
Evernia prunastri. Ragged hoary Lichen. Stag's horn Lichen. Found in Scotland on trees.
Isidium corallinum. White crottle. On rocks in Scotland.