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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 biloculare F.Wilson
  J. Linn. Soc., Bot. 28: 357 (1891)
T: Mt Macedon, Vic., Apr. 1886, F.R.M.Wilson; lecto: NSW, fide D.Verdon, Mycotaxon 37: 435 (1990).
  Thallus foliose, irregular, ±loosely adnate, 0.8–3 cm wide, 60–90 µm thick, pale bluish grey to dull leaden grey or browned. Lobes rotund to oblong or linear, 1–2.5 mm wide; margins entire or lobulate, ±recurved especially at apices; surfaces smooth, matt; isidia absent. Lower surface naked or with minute rhizines. Apothecia laminal, sessile, 0.5–1.3 mm wide; disc concave to flat or finally strongly convex and hiding exciple, pale orange-brown; thalline exciple finally recurved, ±lobulate, concolorous with thallus or pale tan. Ascospores ellipsoidal to ellipso-deltoid, bilocular, very rarely trilocular, 10–17 × 3–7 µm; apices narrowly obtuse to subacute. Pycnidia not seen.
  Grows in montane to subalpine regions, on bark of trees and shrubs in moist eucalyptor Nothofagus forests or in woodlands; Qld, N.S.W., Vic. and Tas.  
  Verdon (1992b)  

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

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