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 | ||
Heteroplacidium contumescens (Nyl.) Breuss | ||
Ann. Naturhist. Mus. Wien 98B, Suppl.: 40 (1996). Endocarpon contumescens Nyl., Flora 61: 341 (1878); Catapyrenium contumescens (Nyl.) Breuss, Stapfia 23: 70 (1990). T: Biskra, Algeria, 1878, J.P.Norrlin; lecto: H-NYL 3958, fide O.Breuss, Stapfia 23: 70 (1990); isolecto: H-NYL 3956, 3957. | ||
Squamae loosely attached, solitary or aggregated to slightly overlapping, rounded or lobate, plane, slightly contorted or ascending, with deflexed to revolute margins, pale to medium brown, 1–3 mm wide, 0.25–0.4 mm thick. Lower surface pale brownish, anchored by hyaline rhizohyphae. Perithecia subglobose, to 0.4 mm diam. Exciple pale, darkening with age. Periphyses 30–40 µm long. Asci 60–70 × 15–18 µm. Ascospores 11–15 × 6–7.5 µm. Pycnidia rare. Conidia 3.5–5 µm long. | ||
Known from a single collection from sandy soil in semi-arid S.A. A rare species with scattered occurrences in the Mediterranean region and Central Asia. | ||
Breuss (2001b) |
Checklist Index |
Introduction | A–D | E–O | P–R | S–Z | Oceanic Islands | References |
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