''Cladonia graeca'' is a species of saxicolous (rock-dwelling), fruticose lichen in the family Cladoniaceae. Found in Greece, it was formally described as a new species in 2011 by lichenologists

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 ...

and

Teuvo Ahti Teuvo ("Ted") Tapio Ahti (born 1934) is a Finnish botanist and lichenologist. He has had a long career at the University of Helsinki that started in 1963, and then following his retirement in 1997, at the Botanical Museum of the Finnish Museum ...

. The type specimen was collected by Sipman and Thomas Raus from the summit area of Mount Ochi ( Euboea), at an altitude of ; it has also been recorded on the island Thasos. The small and inconspicuous lichen grows on boulders and cliffs of siliceous schist, especially in areas where downward-trickling water collects in

dwarf shrub A subshrub (Latin ''suffrutex'') or dwarf shrub is a short shrub, and is a woody plant. Prostrate shrub is a related term. "Subshrub" is often used interchangeably with "bush".Jackson, Benjamin, Daydon; A Glossary of Botanic Terms with their Der ...

vegetation. It is similar to '' C. macrophylla'' and '' C. decorticata'', but differs chemically from those species, as it contains fumarprotocetraric acid rather than

psoromic acid Psoromic acid is a β-orcinol depsidone with the molecular formula C18H14O8. Psoromic acid inhibits herpes simplex viruses type 1 and type 2. Furthermore, it inhibits the RabGGTase. Psoromic acid occurs in antarctic lichens A lichen ( , ) ...

or perlatolic acid.

References

graeca Lichen species Lichens described in 2011 Lichens of Greece Taxa named by Teuvo Ahti Taxa named by Harrie Sipman {{Lecanorales-stub

See also

References