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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
Graphis longula Kremp.

Flora 59: 414 (1876)

Phaeographis longula (Kremp.) Zahlbr., Cat. Lich. Univ. 2: 379 (1923).

T: Brazil, locality unknown, A.Glaziou 5497; lecto: M n.v., fide M.Wirth & M.E.Hale, Smithsonian Contr. Bot. 40: 19 (1978).

  Thallus pale olive-green, thin, subtuberculate, slightly glossy. Ascomata numerous, black, immersed to semi-immersed, thin, straight, curved or sinuous, usually simple, sometimes branched, 1–3 (–4) mm long, 0.1–0.2 mm wide, with a thin thalline margin; lips closed. Proper exciple completely carbonised, weakly sulcate above. Hymenium 100–120 µm thick, not inspersed. Ascospores 8 per ascus, irregularly biseriate, transversely 12–16-locular,
60–80 × 8–11 µm, I+ blue.
CHEMISTRY: No lichen compounds detected.
  Corticolous in eastern Qld and north-eastern N.S.W.; also in Brazil, Mexico, Costa Rica, Dominica and Vanuatu.  
  Archer (2009a)  

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

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