''Zwackhiomyces sipmanii'' is a species of lichenicolous fungus in the family

Xanthopyreniaceae Xanthopyreniaceae is a family of lichen-forming fungi in the order Collemopsidiales. The family was circumscribed by lichenologist Alexander Zahlbruckner Alexander Zahlbruckner (31 May 1860, Svätý Jur – 1938, Vienna) was an Austrian- H ...

. Found in the boreal ecosystem of north-eastern Russia, it was formally described as a new species in 2009 by Paul Diederich and Mikhail Zhurbenko. The type specimen was collected in the

Magadan Region Magadan Oblast ( rus, Магаданская область, r=Magadanskaya oblast, p=məgɐˈdanskəjə ˈobləsʲtʲ) is a federal subject (an oblast) of Russia. It is geographically located in the Far East region of the country, and is adminis ...

of Eastern Siberia at an altitude of ; here, on a south-exposed slope with

steppe In physical geography, a steppe () is an ecoregion characterized by grassland plains without trees apart from those near rivers and lakes. Steppe biomes may include: * the montane grasslands and shrublands biome * the temperate grasslands, ...

-like vegetation, the fungus was found growing on the lichen '' Phaeorrhiza sareptana'' var. ''sphaerocarpa''. It is only known from the type locality. The species epithet honours Dutch lichenologist

Harrie Sipman Henricus (Harrie) Johannes Maria Sipman (born 1945) is a Dutch lichenologist. He specialises in tropical and subtropical lichens, and has authored or co-authored more than 250 scientific publications. He was the curator of the lichen herbarium ...

, "on the occasion of his 64th birthday".

References

Xanthopyreniaceae Fungi described in 2009 Fungi of Europe Lichenicolous fungi Taxa named by Mikhail Petrovich Zhurbenko Taxa named by Paul Diederich Fungus species {{Dothideomycetes-stub