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

Four things come not back. The spoken word, the sped arrow, the past life, ad the neglected opportunity.
Arabian Proverb