A new species of  Cresponea  (Roccellaceae, Ascomycota) from Gough Island

Elix, John; Ovstedal, Dag Olav; Gremmen, Niek

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A new species of Cresponea (Roccellaceae, Ascomycota) from Gough Island

Date

2011

Authors

Elix, John

Ovstedal, Dag Olav

Gremmen, Niek

Publisher

Gebruder Borntraeger

Abstract

The new species, Cresponea sorediata Elix, Øvstedal & Gremmen, based on material from Gough Island, is described. It is characterized by a sorediate thallus, but no apothecia has been found. The diagnostic substances of the new species are usnic acid, is