''Herpothallon globosum'' is a little-known species of
corticolous (bark-dwelling),
crustose lichen in the family
Arthoniaceae
The Arthoniaceae are a family of lichenized, lichenicolous and saprobic fungi in the order Arthoniales. The Arthoniaceae is the largest family of Arthoniales, with around 800 species. Most species in Arthoniaceae belong in '' Arthonia'' which is ...
.
Found in
São Tomé and Príncipe
São Tomé and Príncipe (; pt, São Tomé e Príncipe (); English: " Saint Thomas and Prince"), officially the Democratic Republic of São Tomé and Príncipe ( pt, República Democrática de São Tomé e Príncipe), is a Portuguese-speaking i ...
, it was
formally described as new to science in 2009 by the lichenologist Göran Thor. It contains
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 ( , ) ...
and
chiodectonic acid as major
lichen products. The lichen is known only from two old collections made by Moller in 1885, at altitudes of . The
species epithet refers to its numerous (spherical) and unbranched
isidia.
References
globosum
Lichen species
Lichens described in 2009
Lichens of West-Central Tropical Africa
Taxa named by Göran Thor
{{Arthoniomycetes-stub