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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
Parmotrema consors (Nyl.) Krog & Swinscow
  Lichenologist 15: 129 (1983)
Parmelia consors Nyl., Flora 68: 613 (1885); Parmelina consors (Nyl.) Hale, Phytologia 28: 482 (1974); Canomaculina consors (Nyl.) Elix & Hale, Mycotaxon 29: 239 (1987). T: Minas Gerais, Brazil, H.A.Weddell; lecto: H-NYL, fide M.E.Hale, Smithsonian Contr. Bot. 33: 22 (1976).
  Thallus adnate, leathery, to 5–10 cm wide. Lobes often imbricate, sublinear-elongate to subirregular, irregularly branched, apically rotund, 1–4 mm wide; margins crenate; cilia moderately dense to dense, becoming furcate, stout, 0.2–1 mm long, blackish brown to black. Upper surface grey, turning deep olive-buff after storage, shiny, heavily white-maculate, smooth, without isidia and soredia. Lower surface black; rhizines moderately dense, all the same thickness, simple to squarrosely branched. Apothecia subpedicellate, 2–8 mm wide; disc rarely perforate, cinnamon-brown; thalline exciple smooth. Ascospores 14–19 × 8–12 µm. Pycnidia not seen. Conidia 4–5 × 0.5 µm. CHEMISTRY: cortex K+ yellow; medulla K-, C-, KC-, P-; containing atranorin and chloroatranorin.
  Very rare in inland N.S.W.; common in South America. Grows on bark.  
  Elix (1994b)  

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

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