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Rhytisma acerinum brok 3 beentree.jpg
Rhytisma acerinum
Scientific classification
Kingdom: Fungi
Division: Ascomycota
Subdivision: Pezizomycotina
Class: Leotiomycetes
Order: Rhytismatales
Family: Rhytismataceae
Genus: Rhytisma
Fr. (1818)
Type species
Rhytisma acerinum
(Pers.) Fr. (1818)

Rhytisma is a genus of fungi in the Rhytismataceae family[1] commonly known as 'tar spot'. There are about 18 species,[2] which live parasitically in the leaves of deciduous trees.



  1. ^ Lumbsch TH, Huhndorf SM (December 2007). "Outline of Ascomycota – 2007". Myconet. Chicago, USA: The Field Museum, Department of Botany. 13: 1–58. 
  2. ^ Kirk PM, Cannon PF, Minter DW, Stalpers JA (2008). Dictionary of the Fungi (10th ed.). Wallingford, UK: CABI. p. 602. ISBN 978-0-85199-826-8. 

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