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 | ||
Verrucaria australiensis P.M.McCarthy | ||
Muelleria 7: 320 (1991). T: by the Lincoln Hwy, 17 km S of Cowell, Eyre Penin., S.A., 23 Oct. 1970, R.B.Filson 11796; holo: MEL. | ||
Thallus endolithic to subepilithic and diffuse-farinose, pale grey-green, ecorticate. Algae globose, 5–8 µm diam. Prothallus and basal layer not apparent. Perithecia semi-immersed to almost completely immersed, 0.1–0.17 (–0.2) mm diam., black, leaving pits in the rock following their decay; apex rounded to somewhat pointed; ostiole inconspicuous. Involucrellum absent. Exciple 15–20 µm thick and black at the apex and sides, 12–15 µm thick and brown at the base. Centrum 0.08–0.12 (–0.14) mm wide. Periphyses 14–17 × 2–3 µm. Asci 30–45 × 12–16 µm. Ascospores ellipsoidal to elongate-ellipsoidal, 7.5–14 × 4–7 µm. | ||
An endemic species, known from maritime and seashore limestone in S.A., Vic. and Tas. | ||
McCarthy (2001g) |
Checklist Index |
Introduction | A–D | E–O | P–R | S–Z | Oceanic Islands | References |
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