Roccella
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Roccella
Roccella may refer to: * Roccella Valdemone, a municipality in Sicily, Italy * Roccella Ionica (or Roccella Jonica), a municipality in Calabria, Italy * The lichen genus '' Roccella'', known for the species ''Roccella tinctoria ''Roccella tinctoria'' is a lichenised 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 varieti ...'' among others See also * Roccellaria {{disambiguation ...
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Roccella (lichen)
''Roccella'' is a genus of 23 species of lichens in the family Roccellaceae. The genus was circumscribed by Swiss botanist Augustin Pyramus de Candolle in 1805, with '' Roccella fuciformis'' as the type species. Description ''Roccella'' presents a fruticose (shrub-like), thallus that is either erect or (hanging) with sparse branching. The main and terminal , varying in shape from flattened to rounded (), typically measure 2 to 5 mm (up to 10 mm) in thickness and 5 to 15 cm in length. These branches has colours ranging from creamy white-greyish to greyish-brown and have surfaces that are either smooth or wrinkled, with some being sparsely (powdery) or lacking pruina (epruinose). Soredia, reproductive propagules for asexual reproduction, are present in many species within the genus. The of ''Roccella'' lichens is made of hyphae that are arranged in an manner and are about 40 to 70 μm thick. The medulla (the inner layer) is loosely structured above, hav ...
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Roccella Ionica
Roccella Ionica (; also known as Roccella Jonica or simply as Roccella ( Roccellese: ) is a town and ''comune'' located on the Ionian Sea in Calabria, southern Italy. Possibly built on the site of the ancient Greek settlement of Amphissa, Roccella is probably best known for hosting a major annual jazz Jazz is a music genre that originated in the African-American communities of New Orleans, Louisiana, in the late 19th and early 20th centuries. Its roots are in blues, ragtime, European harmony, African rhythmic rituals, spirituals, h ... festival. It is a town on the sea and has many tourists in summer for beach vacations. Twin towns * Arco References Sources *Elio Walter Barillaro, ''Roccella Jonica e Maria SS. Delle Grazie nel 450 Anniversario del Miracolo (1545-1995)'' (1995) Cities and towns in Calabria Vallata dello Stilaro {{Calabria-geo-stub ...
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Roccella Tinctoria
''Roccella tinctoria'' is a lichenised 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 It is used to make litmus, a mixture of several organic compounds. Lichen has been used for centuries to make dyes. This includes royal purple colors derived from roccella tinctoria, also known as orseille. The process of making this dye was a secret and lead to the wealth of the weavers of Grainville-la-Teinturière and the Rucellai family of Florence, whose family name is related with the Latin name of the plant, ''oricellum''. There has been speculation that the abundance of roccella tinctoria on the Canary Islands offered a profit motive for Jean de Bét ...
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Roccella Valdemone
Roccella Valdemone ( Sicilian: ''Rascidda Vaddemuni'') is a ''comune'' (municipality) in the Metropolitan City of Messina in the Italian region Sicily, located about east of Palermo and about southwest of Messina. Roccella Valdemone borders the following municipalities: Castiglione di Sicilia Castiglione di Sicilia ( Sicilian: ''Castigghiuni di Sicilia'') is a ''comune'' (municipality) in the Metropolitan City of Catania in Sicily, southern Italy. It is one of I Borghi più belli d'Italia ("The most beautiful villages of Italy"). C ..., Malvagna, Mojo Alcantara, Montalbano Elicona, Randazzo, Santa Domenica Vittoria. References Cities and towns in Sicily {{Sicily-geo-stub ...
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