from The Century Dictionary.
- A name given in Scotland and in some parts of England to various species of lichens used in dyeing, distinguished as black, brown, white, etc., crottles.
- Dung; excrement, as of the sheep, goat, or hare.
from the GNU version of the Collaborative International Dictionary of English.
- noun plural Scot. A name given to various lichens gathered for dyeing. See
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun Scotland Various
lichensgathered for dyeing.
from Wiktionary, Creative Commons Attribution/Share-Alike License
"The process of the manufacture of the various crottles, generally consisted in macerating the powdered lichen for two or three weeks, in stale urine, exposing the mass freely to the air by repeated stirring, and adding lime, salt, alum, or argillaceous and other substances, either to heighten the color or impart consistence.
The Commercial Products of the Vegetable Kingdom Considered in Their Various Uses to Man and in Their Relation to the Arts and Manufactures; Forming a Practical Treatise & Handbook of Reference for the Colonist, Manufacturer, Merchant, and Consumer, on the Cultivation, Preparation for Shipment, and Commercial Value, &c. of the Various Substances Obtained From Trees and Plants, Entering into the Husbandry of Tropical and Sub-tropical Regions, &c.