Fissurina dumastiiFissurina dumastii is a species of lichenised fungi in the family Graphidaceae. It has a pantropical distribution, and was formally described in 1824 by Antoine Laurent Apollinaire Fée.DescriptionFissurina dumastii has a green thallus, and a smooth, glossy appearance, and an inconspicuous ascomata.TaxonomyThe species was first described by Antoine Laurent Apollinaire Fée in 1824.DistributionThe species has a Pantropical distribution, and in 2017 was first identified as being present in Manurewa, Auckland, New Zealand.