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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 aspistea (Ach.) Ach.

Syn. Meth. Lich. 123 (1814)

Verrucaria aspistea Ach., Methodus 121 (1803).

T: Guinea; syn: H-ACH n.v.

Pyrenula nigrocincta Müll.Arg., Nuovo Giorn. Bot. Ital. 23: 404 (1891). T: Brisbane, Qld, F.M.Bailey 474; iso: BRI.

Pyrenula indusiata Müll.Arg., Rep. Australas. Assoc. Advancem. Sci. 1895: 456 (1895). T: Qld, locality unknown, J.Shirley 1878; holo: G.

[Pyrenula segregata auct. non (Nyl.) Müll.Arg.; Verrucaria aggregata f. segregata auct. non Nyl.: J.Müller, Rep. Australas. Assoc. Advancem. Sci. 1895: 458 (1895)]


  Thallus brownish to olive-green, lacking pseudocyphellae, corticate. Ascomata solitary, flattened to conical, erumpent from the substratum, the sides often partly covered by the thallus, c. 0.3–0.5 mm diam. Ascomatal wall without crystals, to 100 μm thick; ostiole apical, pale. Hamathecium not inspersed with oil droplets, IKI–. Ascospores 8 per ascus, irregularly biseriate, grey to brown, 3-septate, fusiform, with rounded ends, 12–15 × 4–6 μm; lumina angular; terminal lumina separated from the exospore by an endospore layer.
CHEMISTRY: No substances detected.
  Occurs in northern N.T., Qld and Tas.; also on Norfolk Island. Pantropical to southern-temperate, usually collected in lowland forest.  
  Aptroot (2009c)  

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

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