Associations to the word «Roccella»

Wiktionary

ROCCELLA, noun. Any of a group of lichens of genus Roccella, especially Rocella tinctoria from which litmus is extracted.
ROCCELLA, proper noun. A taxonomic genus within the family Roccellaceae   — fungi that form lichens.

Dictionary definition

ROCCELLA, noun. A source of the dye archil and of litmus.

Wise words

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Amy Tan