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Australian Biological Resources Study

Checklist of the Lichens of Australia and its Island Territories
Introduction | A–D | E–O | P–R | S–Z | Oceanic Islands | References
Polyblastia dermatodes A.Massal.
  Symm. Lich . 101 (1855). T: Velo, Verona, Italy, M.Purga; syn: VER, n.v.  
  Thallus endolithic, diffuse, pale grey to pale yellowish brown; prothallus blackish or not apparent. Perithecia immersed in pits, 0.3–0.55 mm diam.; apex plane, black; ostiole eventually gaping. Involucrellum absent. Exciple 20–30 µm thick, dark brown to black above, paler below. Centrum 0.2–0.45 mm wide. Periphyses 30–50 µm long. Asci 8-spored, c. 130 × 40 µm. Ascospores submuriform, with 3–5 (–7) transverse septa and each transverse loculus with 1 or 2 longitudinal septa, ellipsoidal or broadly clavate, 28–52 × 15–22 µm, colourless. .
  Known from one locality in northern Tas.; grows on hard limestone. Also in central and northern Europe.  
  McCarthy (2001e)  

Checklist Index
Introduction | A–D | E–O | P–R | S–Z | Oceanic Islands | References

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