Definitions
Century Dictionary and Cyclopedia
- n. Same as chrysophanic acid.
Wiktionary
- n. The predominant cortical pigment of some lichens, also found in roots of curled dock (Rumex crispus), having an orange-yellow colour and antifungal properties.
Examples
“The accumulation of the protective pigment parietin in Xanthoria parietina is induced specifically by UV-B radiation [124], while in Cladonia uncialis and Cladina rangiferina only UV-A radiation had a stimulating effect on the accumulation of usnic acid and atranorin, respectively.”
“Is parietin a UV-B or a blue-light screening pigment in the lichen Xanthoria parietina?”
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