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 | ||
| Diploschistes microsporus Lumbsch & Elix | ||
Biblioth. Lichenol. 86: 124 (2003) T: Mountain Ck, Jimberoo State Forest, 14 km NNE of Rankins Springs, N.S.W., H.Streimann 44876; holo: CANB. |
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| Thallus epilithic, to c. 0.7 mm thick, grey to greenish grey, dull to slightly glossy, smooth, rimose-areolate, epruinose. Epinecral layer to c. 30 µm thick. Algal layer continuous, well developed; calcium oxalate crystals sparse, scattered, small. Vegetative propagules not seen. Ascomata conspicuous, blackish brown, to c. 0.7 mm diam., ±rounded, perithecioid, solitary, immersed. Disc not visible from above. Pores small, to c. 0.1 mm diam., ±rounded; inner and apical proper exciple visible from above, free, black, epruinose. Thalline rim margin thin, ±rounded, concolorous with and having the same surface features as the thallus, immersed. Proper exciple free, thick, blackish brown, non-amyloid. Hymenium 90–120 µm thick, not inspersed, moderately conglutinated; lateral paraphyses conspicuous, to c. 30 µm long. Epihymenium hyaline to pale brown, egranulose. Asci 4–6-spored. Ascospores broadly ellipsoidal, with ±rounded ends, brown, non-amyloid, 10–18 × 8–13 µm, with 2–5 × 1–3 locules; locules ±rounded to angular; septa thick, regular; ascospore wall thin to thick; endospore thick. Pycnidia not seen. CHEMISTRY: Thallus K–, C+ red, P–; containing lecanoric acid (major), diploschistesic acid (minor), ±gyrophoric acid (minor), orsellinic acid (minor). |
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| On exposed, siliceous rocks in south-eastern Qld and eastern N.S.W.; endemic. | ||
| Mangold et al. (2009) | ||
| Checklist Index |
| Introduction | A–D | E–O | P–R | S–Z | Oceanic Islands | References |
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