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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
Leptogium bullatulum Müll.Arg.
  Hedwigia 30(1): 47 (1891); emend. D.Verdon, Mycotaxon 37: 429 (1990)
T: Bellenden Ker, Qld, 1889, F.M.Bailey 555 holo: BRI.
  Thallus foliose, loosely adnate to subpulvinate, 1–6 cm wide, 80–160 µm thick, leaden grey or blackened. Lobes rotund, concave, to strongly undulate, ±ascending, 2–5 mm wide; margins ±entire, ±ascending; surfaces matt, wrinkled, not isidiate; wrinkles fine, closely anastomosing, rarely absent. Lower surface naked or with minute rhizines. Apothecia laminal to submarginal, obliquely immersed in bullae, finally adnate or immersed at base, 2–4 mm wide; disc concave to flat, ±dark brown; thalline exciple ±concentrically ridged or nodulose, leaden grey or pale cream. Ascospores 8 per ascus, ellipsoidal to broadly ellipsoidal, muriform, 30–43 × 12–16 µm; apices ±acute. Pycnidia submarginal. Conidia 2–3 µm long; apices not swollen.
  Grows in montane areas of north-eastern Qld, on tree crown branches in rainforests and on trunks of trees at edges of forests, or sometimes on trees of forest remnants. Also in low to high montane areas of Papaua New Guinea.  
  Verdon (1992b)  

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

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