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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 mamillana (Ach.) Trevis.

Consp. Verruc. 13 (1860)

Verrucaria mamillana Ach., Methodus: 120 (1803).

T: locality unknown; holo: UPS-ACH n.v.

Pyrenula marginata Hook., in K.S.Kunth, Syn. Pl. 1: 20 (1822); Pyrenula kunthii (Fée) Fée, Essai Crypt. Écorc., Suppl. 80 (1837), nom. superfl. T: Succhubamba, Peru, Humboldt 140; holo: BM n.v.

Melanotheca subsimplex Müll.Arg., Hedwigia 30: 55 (1891). T: Bellenden Ker, Qld, F.M.Bailey 546; holo: G n.v.; iso: BRI.

  Thallus brownish to olive-green, lacking pseudocyphellae, corticate. Ascomata solitary or a few fused, conical, erumpent from the substratum, exposed, rarely with the sides covered by the thallus, c. 0.7–1.5 mm diam. Ascomatal wall lacking crystals, to 300 μm thick; ostiole apical, pale. Hamathecium inspersed with oil droplets, IKI+ blue. Ascospores 8 per ascus, regularly uniseriate, 3-septate, fusiform, with rounded or pointed ends, pale brown, 15–20 × 4.5–7.5 μm; lumina angular; terminal lumina separated from the exospore by an endospore layer; old ascospores constricted at the septa.
CHEMISTRY: No substances detected
  Occurs in northern N.T., eastern Qld and north-eastern N.S.W.; also on Norfolk Island. Mainly pantropical, and most common in lowland forest.  
  Aptroot (2009c)  

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

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