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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
Fissurina psoromica (A.W.Archer) A.W.Archer

Telopea 11: 71 (2005)

Graphina psoromica A.W.Archer, Mycotaxon 77: 173 (2001).

T: New England Natl Park, c. 83 km E of Armidale, N.S.W., 27 Oct. 1998, A.W.Archer G295; holo: NSW.

  Thallus pale olive-green, thin, smooth, glossy. Ascomata inconspicuous, initially fissurine, becoming subimmersed to sessile, straight or curved, unbranched, 1–2 mm long, 0.2–0.4 mm wide; lips closed, with a conspicuous thalline margin. Proper exciple poorly defined, pale yellow-brown below, dark brown above. Hymenium 150–200 µm thick. Ascospores submuriform, 4–6 × 2-locular, (22–) 25–33 × 11–15 (–7) µm, I+ pale blue.
CHEMISTRY: 2-Methoxypsoromic acid.
  An uncommon, endemic, corticolous species in eastern N.S.W.  
  Archer (2009a)  

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

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