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 | ||
| Pyxine plumea Kalb | ||
Herzogia 10: 66 (1994) T: Mt Tinbeerwah, between Coory and Tewantin, c. 50 km SE of Gympie, Qld, 26°22’S, 152°59’E, alt. 280 m, on low sandstone outcrops in a dry Eucalyptus forest with Casuarina, 25 Aug. 1992, K. & A.Kalb s.n.; holo: CANB; iso: Herb. Kalb n.v. |
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| Thallus 2–5 cm wide, adnate to tightly adnate, subdichotomously lobate. Lobes radiating, discrete to contiguous, plane to convex towards the centre, 0.4–1.0 mm wide, subtruncate at the apices. Upper surface whitish grey to ash-grey, with punctiform pruina at the lobe tips or epruinose; dactyls, isidia and soredia absent. Pseudocyphellae ±distinct, marginal and laminal, becoming reticulate. Medulla deep orange throughout. Lower surface black in the centre, paler towards the margin; rhizines ±dense, furcate. Apothecia common, cocoes-type, 0.5–1.0 mm wide; disc epruinose. Internal stipe distinct; upper part orange, K+ blood-red, P–; lower part yellow-orange, K+ dull purple, P–. Ascospores 13–15 × 5.5–6.0 μm. Pycnidia not seen. CHEMISTRY: Cortex K+ yellow, C–, KC–, P+ yellow, UV–; medulla K+ blackberry-red to wine-red, C+ blood-red, P+ purple; containing atranorin (minor), chloroatranorin (minor), unknown terpenes (minor), unknown pigment (minor). |
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| Occurs on rocks and bark in coastal and hinterland forests of eastern Qld; endemic. | ||
| Elix (2009l) | ||
| Checklist Index |
| Introduction | A–D | E–O | P–R | S–Z | Oceanic Islands | References |
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