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 | ||
| Pertusaria macra Müll.Arg. | ||
| Bull. Herb. Boissier 3: 639 (1895) T: Thursday Is., Qld, 1887, C.Knight 262; holo: G. |
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| Thallus greyish white, thin, minutely cracked and areolate, smooth and dull. Soredia and isidia absent. Apothecia numerous, conspicuous, verruciform, scattered, flattened-hemispherical, 0.3–0.5 mm diam. Ostioles conspicuous, black, sunken, disc-like, 1 per verruca, 0.2–0.4 mm diam. Ascospores 8 per ascus, irregularly biseriate, ellipsoidal, smooth, 30–36 × 17–20 µm. CHEMISTRY: Thallus K–, KC–, C–, Pd–; containing stictic acid (minor) and constictic acid (trace). | ||
| A rare, saxicolous species that is known only from the type locality in north-eastern Qld. | ||
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| Archer (2004b) | ||
| Checklist Index |
| Introduction | A–D | E–O | P–R | S–Z | Oceanic Islands | References |
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