Roccella tinctoria

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Roccella tinctoria
Scientific classification
Kingdom: Fungi
Division: Ascomycota
Class: Arthoniomycetes
Order: Arthoniales
Family: Roccellaceae
Genus: Roccella
Species: R. tinctoria
Binomial name
Roccella tinctoria
DC.

Roccella tinctoria is a species of fungus in the genus Roccella, homotypic synonym of Lecanora tinctoria (DC.) Czerwiak., 1849. It was first described by Augustin Pyramus de Candolle in 1805. It has the following varieties:

  • R. t. var. portentosa
  • R. t. var. subpodicellata
  • R. t. var. tinctoria

and formae:

  • R. t. f. complanata
  • R. t. f. tinctoria

Uses[edit]

It is used to make litmus, a mixture of several organic compounds.

Orcinol, a natural phenolic organic compound, occurs in many species of lichens[1] including R. tinctoria.

References[edit]

  1. ^ Robiquet: „Essai analytique des lichens de l’orseille“, Annales de chimie et de physique, 1829, 42, p. 236–257.

External links[edit]