roccella
See also:
Roccella
English
Wikispecies
Etymology
From the genus name.
Noun
roccella
(
plural
roccellas
)
Any of a group of
lichens
of genus
Roccella
, especially
Rocella tinctoria
from which
litmus
is extracted.
Italian
Noun
roccella
f
(
plural
roccelle
)
roccella