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. |
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| 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 |
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| 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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