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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
Porina whinrayi P.M.McCarthy
  Lichenologist 22: 195 (1990); Pseudosagedia whinrayi (P.M.McCarthy) Hafellner & Kalb, Biblioth. Lichenol. 57: 173 (1995). T: Trousers Point, Flinders Is., Bass Strait, Tas., 28 May 1969, J.S.Whinray s.n.; holo: MEL.  
  Thallus epilithic, continuous to minutely areolate, pale to dark grey-brown or olive-brown, matt, smooth to minutely uneven, 20–40 (–60) µm thick, ecorticate; prothallus not apparent. Algae Trentepohlia; cells 7–12 × 6–10 µm. Perithecia superficial, hemispherical to subglobose, 0.35–0.6 mm diam., dull black; apex rounded; ostiole inconspicuous or in a 20–40 µm wide depression. Involucrellum contiguous with the exciple, sometimes incurved beneath, 35–75 µm thick, purple-black in thin section, not containing algae, K–. Exciple 25–35 µm thick, pale to dark brown. Centrum 0.3–0.5 mm wide. Asci ±elongate-cylindrical, 170–210 × 17–25 µm. Ascospores fusiform, submuriform, with (9–) 10 (–13) transverse septa and 3–6 (–8) longitudinal septa, 40–54 × 8–12 µm; perispore not apparent. Pycnidia semi-immersed, 0.1–0.15 mm diam., black. Conidia fusiform, 2–3 × 0.7–1 µm.
  Endemic to Tas.; grows on maritime granite and quartzite.  
  McCarthy (2001b)  

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

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