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 | ||
| Peltula radicata Nyl. | ||
| Ann. Sci. Nat. Bot., sér. 3,20: 316 (1853). T: Biskra, Algeria, Balansa; lecto: H-NYL 30886, fide C.M.Wetmore, Bryologist 79: 308 (1976). | ||
| Thallus squamulose; squamules orbicular, 0.5–3 mm wide, 0.3–0.5 mm thick, plane to concave, yellow to yellowish olive (K+ red), anchored by a thick central rhizinose strand, and squamules connected by subterranean branches of the strand; surface dotted by minute concave punctae. Upper cortex poorly developed, paraplectenchymatous; epinecral layer 18–25 µm thick, yellowish. Medulla composed of densely interwoven and adglutinated hyphae; photobiont layer 50–80 µm thick. Lower cortex paraplectenchymatous, 20–50 µm thick, composed of hyphae with globose cells. Apothecia very rare, immersed, 1 per squamule; disc open, red to brown; hymenium wine-red or blue in iodine. Ascospores 16–64 per ascus, globose, 5–7 µm diam. Pycnidia not known. |  |
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| Occurs on sandy soil in W.A. and on Carboniferous red aeolian sands in S.A. Also known from North Africa, Cape Verde Is., arid parts of North America, Mexico and Mongolia. | ||
| Büdel (2001) | ||
| Checklist Index |
| Introduction | A–D | E–O | P–R | S–Z | Oceanic Islands | References |
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