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 subventosa Malme var. subventosa | ||
Ark. Bot. 28A(9): 7 (1936) T: Buriti, Serra da Chapada, Mato Grosso, Brazil, 24 June 1894, G.O.A.Malme 3936; holo: S. *****Pertusaria paeminosa A.W.Archer, Nova Hedwigia 50: 3 (1990). T: Bairne Track, c. 30 km N of Sydney, N.S.W., 14 Jan. 1989, A.W.Archer P38; holo: NSW; iso: CANB. *****Pertusaria sorediata C.Knight, in J.Shirley, Proc. Roy. Soc. Queensland 6: 141 (1889), nom. illeg., non P. sorediata (Fr.) Fr., Summ. Veg. Scand. 1: 119 (1846). T: Moreton Bay, Qld, J.Shirley 67; holo: WELT |
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Thallus off-white to greyish white, thick, areolate and cracked, smooth. Isidia absent. Soralia conspicuous, white, becoming numerous and often confluent away from the margin, subglobose, sometimes slightly stipitate, 0.5–1.5 mm wide. Apothecia very rare, disciform; disc dark brown, white-pruinose, 0.2–0.5 mm diam., becoming exposed in stipitate soralia in groups of 1–3. Ascospores rare, 1 per ascus, elongate-ellipsoidal, rarely lachrymoid, sometimes slightly curved, 120–160 × 35–50 µm; wall c. 1 µm thick. CHEMISTRY: K+ yellow, KC+ violet, C–, Pd+ yellow, UV+ bright yellow; containing lichexanthone (major), thamnolic acid (major) and picrolichenic acid (major); rarely with additional norstictic acid. | ||
The most widely distributed of the three varieties. It occurs in Qld, N.S.W., A.C.T. and Vic.; also in Lord Howe Is., New Zealand and Brazil. Often occurs with P. xanthoplaca in south-eastern Australia and with P. hypoxantha in north-eastern Qld. | ||
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Archer (2004b) |
Checklist Index |
Introduction | A–D | E–O | P–R | S–Z | Oceanic Islands | References |
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