-
Roccella tinctoria is a
lichenised species of
fungus in the
genus Roccella,
homotypic synonym of
Lecanora tinctoria (DC.) Czerwiak., 1849. It was first...
- such
species as
Roccella tinctoria (South American),
Roccella fuciformis (Angola and Madagascar),
Roccella pygmaea (Algeria),
Roccella phycopsis, Lecanora...
- muni****lity in Calabria,
Italy The
lichen genus Roccella,
known for the
species Roccella tinctoria among others Roccellaria This
disambiguation page...
- was made from a
Mediterranean lichen called archil or dyer's moss (
Roccella tinctoria),
combined with an ammoniac,
usually urine.
Orcein began to achieve...
-
basic substances)
called litmus is a dye
extracted from the
lichen Roccella tinctoria ("dyer's weed") by boiling. It
gives its name to the well-known litmus...
- its own governor.
There has been
speculation that the
abundance of
Roccella tinctoria on the
Canary Islands offered a
profit motive for Jean de Béthencourt...
- (2000) – Galápagos
Islands Roccella tinctoria DC. (1805)
Roccella translucida Follmann & B.Werner (2001) "Synonymy:
Roccella DC".
Species Fungorum. Retrieved...
- pH
sensitive compounds usually extracted from lichens,
especially Roccella tinctoria.
These strips are used
similarly to
litmus strips,
however filter...
-
formula CH3C6H3(OH)2. It
occurs in many
species of
lichens including Roccella tinctoria and Lecanora.
Orcinol has been
detected in the "toxic glue" of the...
- pH
indicator made from a
mixture of
lichen species,
particularly Roccella tinctoria. The word
litmus is
literally from 'colored moss' in Old
Norse (see...
