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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
Xanthoparmelia masonii Elix
  Mycotaxon 47: 124 (1993). T: south of Nimmitabel, N.S.W., 10 Jan. 1982, M.E.Hale 59276; holo: CANB. *****[Xanthoparmelia neopropagulifera auct. non (Gyeln.) Hale, nom. inval. [= X. neopropaguloides Hale]: M.E.Hale, Mycotaxon 30: 324 (1987)]  
  Thallus small-foliose to subcrustose, tightly adnate, to 3–6 cm wide. Lobes widely separate or contiguous, flat, sublinear, irregularly branched, 0.3–1 mm wide. Upper surface greenish yellow, dull, emaculate, without soredia; older lobes irregularly cracked; areolae present; isidia sparse to moderately dense, cylindrical, mainly simple, syncorticate; isidia apices solid. Medulla white. Lower surface ivory to pale brown, often straw-yellow near lobe apices; rhizines moderately dense, simple, pale brown. Apothecia and pycnidia not seen. CHEMISTRY: cortex K-, UV-; medulla K+ yellow, C-, KC-, P+ orange; containing usnic acid, stictic acid, constictic acid, norstictic acid (minor), cryptostictic acid (trace), rarely menegazziaic acid (trace) and with or without associated unidentified compound (trace).
  Known from S.A., N.S.W., A.C.T. and Tas. Grows on rock.  
  Elix (1994z)  

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

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