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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 hadrocarpa Zahlbr.
  in C.Skottsberg, Nat. Hist. Juan Fernandez & Easter Island 29(11): 376 (1924)
T: Pico Central, Cordón Salsipuedes, Masatierra [Más á Tierra, Robinson Crusoe Is.], Islas Juan Fernández, Chile, alt. 365 m, 17 Dec. 1916, C. & I.Skottsberg; lecto: GB, fide A.W.Archer, Biblioth. Lichenol. 69: 73 (1997); syn: GB. *****Pertusaria asperata A.W.Archer, Mycotaxon 45: 417 (1992). T: by side of track near Crawford R., Myall River State Forest, c.10 km W of Bulahdelah, N.S.W., 32°25’S, 152°06’E, 20 June 1991, A.W.Archer P188; holo: NSW.
  Thallus off-white to pale greyish white, thin, cracked to areolate, subtuberculate and dull. Soredia and isidia absent. Apothecia numerous, inconspicuous, scattered, rarely confluent, verruciform, concolorous with the thallus, flattened-hemispherical or concave above and constricted at the base, 0.8–1.5 mm diam. Ostioles conspicuous, dark brown to black, 1 per verruca. Ascospores 8 per ascus, irregularly biseriate, ellipsoidal to subfusiform, smooth, 112–125 × 37–50 µm. CHEMISTRY: Thallus K–, KC–, C–, Pd–; containing lichexanthone (major), stictic acid (major), constictic acid (trace) and ±menegazziaic acid (trace).
  A very rare, saxicolous species in eastern N.S.W.; also in Lord Howe Is. and the south-eastern Pacific Ocean.  
  Archer (2004b)  

Checklist Index
Introduction | A–D | E–O | P–R | S–Z | Oceanic Islands | References

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