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 | ||
Parmelia tenuirima Hook.f. & Taylor | ||
London J. Bot. 3: 645 (1844). T: van Diemen's Land [Tas.], R.C.Gunn s.n.; lecto: FH; isolecto: BM, fide M.E.Hale, Smithsonian Contr. Bot. 66: 48 (1987). Parmelia tenuiscypha Taylor, London J. Bot. 6: 175 (1847). T: Macquarie River, N.S.W., Jan. 1836, R.Ball; lecto: FH; isolecto: G, fide M.E.Hale, loc. cit. | ||
Thallus loosely adnate to adnate, thin, rather firm, to 8–60 cm wide. Lobes imbricate, subirregular, 4–25 mm wide. Upper surface pale to dark greenish grey, shiny, sometimes coarsely white-maculate, smooth to foveolate in older parts, continuous but cracking along old pseudocyphellae, without soredia and isidia; pseudocyphellae mainly laminal, uniformly scattered, effigurate, fairly small but conspicuous, separate. Lower surface sparsely to moderately rhizinate; rhizines simple to densely squarrosely branched, 1–1.5 mm long. Apothecia common, pedicellate, 5–15 mm wide; disc concave then flat, becoming radially split and sometimes perforate; thalline exciple rugose, pseudocyphellate. Ascospores 12–15 × 8–10 µm. Pycnidia common. Conidia bacilliform, 5.5–7 × 1 µm long. CHEMISTRY: cortex K+ yellow; medulla K+ yellow then red, C-, P+ orange; containing atranorin, chloroatranorin, salazinic acid (major) and consalazinic acid (minor). | ||
A common species in south-eastern Australia (N.S.W., A.C.T., Vic. and Tas.), rarer in W.A.; also occurs in Macquarie Is. and New Zealand. Grows on bark. | ||
Elix (1994o) |
Checklist Index |
Introduction | A–D | E–O | P–R | S–Z | Oceanic Islands | References |
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