Roccellaceae
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The Roccellaceae are a family of mostly lichen-forming fungi in the order Arthoniales, established by the French botanist François Fulgis Chevallier in 1826. Species in the family exhibit various grow
Roccella gracilis Flickr pellaea
Sigridea californica is a crustose member of the Roccellaceae.
Roccella galapagoensis is a fruticose member of the Roccelaceae.
Litmus paper is made from dyes obtained from several lichens, including some Rocella species.
Opegraphaceae
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Opegraphaceae is a family of lichen-forming and lichenicolous fungi in the order Arthoniales. It was originally proposed by German lichenologist Ernst Stizenberger in 1862. It fell into disuse, but wa
Roccellaceae
…evidence, first demonstrated in a large-scale phylogenetic study by Damien Ertz and Anders Tehler in 2011. This study distinguished Roccellaceae from Opegraphaceae and laid the groundwork for further research. Additional molecular phylogenetic studies have since reinforced its position as a separate family within…
Opegrapha vulgata Flickr pellaea