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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
Pyrenula subcongruens Müll.Arg.

Rep. Australas. Assoc. Advancem. Sci. 1895: 457 (1895)

T: Qld, locality unknown, C.Knight 135; lecto: G, fide A.Aptroot, Australas. Lichenol. 60: 39 (2007).

Verrucaria fibrata Stirt., in F.M.Bailey, Queensland Agric. J. 5: 488 (1899); Pyrenula fibrata (Stirt.) Zahlbr., Cat. Lich. Univ. 1: 430 (1922). T: Warwick, Qld, Jan. 1899, F.M.Bailey; lecto: BM n.v., fide R.W.Rogers, Austrobaileya 1: 509 (1982).

Pyrenula pileata Vain., Ann. Acad. Sci. Fenn., ser. A, 15(6): 336 (1921). T: Rizal, Luzon, Philippines, T.Ramos; holo: TUR-V n.v.

  Thallus yellowish to olive-green, lacking pseudocyphellae, corticate. Ascomata solitary, conical, erumpent from the substratum, the sides often partly covered by the thallus, c. 0.5–0.8 mm diam. Ascomatal wall lacking crystals, to 100 μm thick; ostiole apical, pale. Hamathecium inspersed with oil droplets, IKI+ blue. Ascospores 8 per ascus, irregularly biseriate, 3-septate, ellipsoidal, with pointed to acuminate ends, dark brown, 16–24 ´ 8–13 μm; lumina angular; terminal lumina not separated from the exospore, often seemingly protruding and giving the ascospores a citriform shape.
CHEMISTRY: No substances detected.
  Common in south-western W.A., northern N.T., Qld, N.S.W., Vic. and Tas.; also on Lord Howe Island and Norfolk Island. Palaeotropical, subtropical and temperate, especially common in upland forest.  
  Aptroot (2009c)  

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

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