Pertusaria duppensis
Family
Pertusariaceae
Flora category
Lichen – Native
Endemic taxon
Yes
Endemic genus
No
Endemic family
No
Structural class
Lichens - Crustose
Current conservation status
2018 | Data Deficient | Qualifiers: OL
Brief description
Characterised by the corticolous habit; inconspicuous translucent discs; and the lack of any secondary chemistry.
Distribution
North Island: Northland (Hokianga). South Island: Nelson (Mt Duppa).
Originally only known from the type collection (Mt Duppa), but since found in Hokianga (Ford 2023).
Habitat
On bark of Griselinia littoralis and Vitex lucens.
Detailed description
Thallus pale-fawn, thin, continuous. Upper surface smooth, dull, without isidia or soredia. Apothecia disc-like, inconspicuous, scattered, immersed, pale-grey, translucent, with a black margin, 0.2–0.4 mm diam.; disc surface epruinose, glossy. Ascospores 8 per ascus, irregularly 1- or 2-seriate, ellipsoidal, smooth, 33–41 × 18–22 μm; wall 2–4 μm thick.
Chemistry: TLC−, all reactions negative.
Substrate
Corticolous
Attribution
Fact sheet prepared by Marley Ford (7 January 2024). Brief description, Distribution, Habitat, and Features sections copied from Galloway (2007).
References and further reading
Ford M. 2023: iNaturalist observation of Pertusaria duppensis. https://inaturalist.nz/observations/160525646. Date accessed: 26 May 2024.
Galloway D.J. 2007: Flora of New Zealand: Lichens, including lichen-forming and lichenicolous fungi. 2nd edition. Lincoln, Manaaki Whenua Press. 2261 pp.