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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 kantvilasii P.M.McCarthy
  Biblioth. Lichenol. 52: 62 (1993). T: Sleepy Bay, Freycinet Penin., Tas., 42°08'S, 148°19'E, 2 Feb. 1984, G.Kantvilas 144/84 & P.James; holo: HO.  
  Thallus epilithic, rimose to areolate, pale to dark greenish grey, matt, minutely uneven, 50–100 (–140) µm thick, corticate or not; prothallus usually not apparent, occasionally dark brown. Algae Trentepohlia; cells 6–17 × 6–15 µm. Perithecia one-third immersed to superficial, hemispherical to subglobose, 0.22–0.65 mm diam., medium to dark orange-brown (in deep shade) to almost black (in full sunlight); apex rounded; ostiole usually inconspicuous. Involucrellum contiguous with the exciple, extending to exciple base level, 40–100 µm thick, enclosing at least some algae, K–. Exciple 15–30 µm thick, hyaline to yellow-brown. Centrum 0.17–0.35 mm wide. Asci elongate-cylindrical, 70–118 × 7–14 µm. Ascospores elongate-fusiform to filiform, 7 (–9)-septate, 33–62 × 2–4.5 µm; perispore not apparent. Pycnidia semi-immersed, 0.08–0.14 mm diam., orange-brown to dark brown. Conidia fusiform to bacilliform, 2–4 × 0.8 µm.
  Occurs in south-western W.A. and Tas.; mainly on maritime granite, dolerite and sandstone. Also in south-western New Zealand and Campbell Is.  
  McCarthy (2001b)  

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

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