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Platismatia lacunosa

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Platismatia lacunosa is a species of corticolous (bark-dwelling), foliose lichen in the family Parmeliaceae. Known predominantly from western North America, it was first formally described in 1803 by Erik Acharius. William and Chicita Culberson transferred it to the genus Platismatia in 1968.^[1] P. lacunosa was recorded from the Commander Islands in the Russian Far East in 2021.^[2]

^ Culberson, William Louis; Culberson, Chicita F. (1968). The Lichen Genera Cetrelia and Platismatia (Parmeliaceae). Contributions from the United States National Herbarium. Vol. 34. Washington: Smithsonian Institution Press. pp. 449–558 [541].
^ Kuznetsova, E.S.; Stepanchikova, I.S.; Skirina, I.F.; Chesnokov, S.V.; Himelbrant, D.E. (2021). "A revision of the lichen genus Platismatia (Parmeliaceae) in Russia, with a key to the species". Novosti Sistematiki Nizshikh Rastenii (in Russian). 55 (1): 179–194. doi:10.31111/nsnr/2021.55.1.179.

provided by wikipedia EN

Platismatia lacunosa is a species of corticolous (bark-dwelling), foliose lichen in the family Parmeliaceae. Known predominantly from western North America, it was first formally described in 1803 by Erik Acharius. William and Chicita Culberson transferred it to the genus Platismatia in 1968. P. lacunosa was recorded from the Commander Islands in the Russian Far East in 2021.