''Pyrenula ochraceoflava'' is a species of corticolous, crustose lichen in the family

Pyrenulaceae The Pyrenulaceae are a family of fungi in the order Pyrenulales. The family was first named by German botanist Gottlob Ludwig Rabenhorst in 1870. Species in the family have a widespread distribution, but are especially prevalent in the tropics, wh ...

. It is a common lowland and coastal species with a pantropical distribution. Its distribution in the Pacific Ocean includes the Caroline Islands, Galápagos Islands,

New Caledonia ) , anthem = "" , image_map = New Caledonia on the globe (small islands magnified) (Polynesia centered).svg , map_alt = Location of New Caledonia , map_caption = Location of New Caledonia , mapsize = 290px , subdivision_type = Sovereign st ...

, Tuamotu, and Western Samoa. The lichen was first formally described by Finnish lichenologist William Nylander in 1858 as a species of ''

Verrucaria ''Verrucaria'' is a genus of lichenized (lichen-forming) fungi in the family Verrucariaceae. Taxonomy The genus was circumscribed by German botanist Heinrich Adolph Schrader in 1794, with '' Verrucaria rupestris'' assigned as the type species. I ...

''. Richard Harris transferred it to the genus ''

Pyrenula ''Pyrenula'' is a genus of lichen-forming fungi in the family Pyrenulaceae. The genus has a widespread distribution, especially in tropical The tropics are the regions of Earth surrounding the Equator. They are defined in latitude by the ...

'' in 1989. The variety ''pacifica'', found on the Cook Islands ( South Pacific Ocean) was proposed by Patrick McCarthy in 2000. It is distinguished from the nominate variety by its pigmented thallus and perithecia, ascospore size and shape, and the presence of a single transverse

septum In biology, a septum (Latin for ''something that encloses''; plural septa) is a wall, dividing a cavity or structure into smaller ones. A cavity or structure divided in this way may be referred to as septate. Examples Human anatomy * Interatri ...

in its ascospores.

References

ochraceoflava Lichen species Lichens described in 1858 Lichens of North America Lichens of South America Lichens of the Pacific Taxa named by William Nylander (botanist) {{Eurotiomycetes-stub

See also

References