Min-Hye Jeong

Sedelnikovaea is a genus of placodioid lichens in the family Lecanoraceae. The genus was circumscribed in 2015 by Sergey Kondratyuk, Min-Hye Jeong, and Jae-Seoun Hur to contain Sedelnikovaea baicalensis, the type species. Three additional species were transferred into the genus in 2019. Sedelnikovaea resembles Protoparmeliopsis, and has a thallus that is placodioid (crustose at the centre and lobed at the periphery), and rosette-like. It has, however, a unique different ascus structure, and it is genetically distinct from Protoparmeliopsis. The genus name honours Russian lichenologist Nellia

Cerothallia yarraensis is a species of corticolous (bark-dwelling), crustose lichen in the family Teloschistaceae. Found in Australia, it was formally described as a new species in 2009 by lichenologists Sergey Kondratyuk and Ingvar Kärnefelt, as Caloplaca yarraensis. Kondratyuk and colleagues transferred it to the genus Cerothallia in 2014. The lichen has a small, indistinct grey to dark grey thallus measuring 2–9 mm in diameter, raised apothecia, and a well-developed thalline exciple. The type specimen was collected on the eastern edge of Yarra Yarra Lake near Carnamah; the species epithet

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