crottle

(redirected from crotals)
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crottle

(ˈkrɒtəl)
n
(Textiles) a variant spelling of crotal
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Noun1.crottle - any of several lichens of the genus Parmelia from which reddish brown or purple dyes are made
lichen - any thallophytic plant of the division Lichenes; occur as crusty patches or bushy growths on tree trunks or rocks or bare ground etc.
genus Parmelia, Parmelia - type genus of the Parmeliaceae; a large genus of chiefly alpine foliaceous lichens