orchil

n.

红色染料，产生该染料的苔类；苔色素；

Orchil
Orchil
A Short History of the Orchil Dyes
Orchil and Tyrian Purple: Two Centuries of Bedfords from Leeds
On the identification of folium and orchil on illuminated manuscripts
THE DETECTION OF MAGENTA & METHYL-VIOLET IN CUDBEAR AND ORCHIL
A diagnostic study on folium and orchil dyes with non-invasive and micro-destructive methods.
ON THE DETECTION AND ESTIMATION OF MAGENTA IN ORCHIL AND CUDBEAR, WITH NOTES UPON CERTAIN OTHER ADULTERATIONS
Surface enhanced Raman spectroscopic investigation of orchil dyed wool from Roccella tinctoria and Lasallia pustulata
Study of Raman scattering and luminescence properties of orchil dye for its nondestructive identification on artworks