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 | ||
Buellia tetrapla (Nyl.) Müll.Arg. | ||
Flora 71: 139 (1888) Lecidea tetrapla Nyl., Flora 69: 325 (1886); Buellia callispora var. tetrapla (Nyl.) J.Steiner, Bull. Herb. Boissier, sér. 2, 7: 645 (1907); Hafellia tetrapla (Nyl.) Pusswald, in B.Marbach, Biblioth. Lichenol. 74: 288 (2000). T: N.S.W., [neighbourhood of Sydney], C.Knight s.n.; holo: H-NYL 10362 p.p. Lecidea subrepleta Stirt., in F.M.Bailey, Queensland Agric. J. 5: 39 (1889); Buellia subrepleta (Stirt.) Zahlbr., Cat. Lich. Univ. 7: 420 (1931). T: Jimbour, Qld, June 1895, F.M.Bailey 11; lecto: GLAM n.v., fide R.W.Rogers, Austrobaileya 1: 505 (1982). Lecidea discors Stizenb., Ber. Tätigk. St. Gallischen Naturwiss. Ges. 1889/90: 173 (1891); Buellia discolorans (Stizenb.) Zahlbr., Cat. Lich. Univ. 7: 356 (1931); Buellia discors (Stizenb.) H.Magn., Ark. Bot., ser. 2, 3(10): 374 (1954). T: prope Uitenhagen, Promontorium Bonae Spei [Cape of Good Hope], South Africa, Krauss s.n.: holo: ZT. |
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Thallus corticolous or lignicolous, 1–4 cm wide, thin, continuous, membranous to areolate, white, grey-white or pale yellow-grey, uneven or verrucose. Prothallus not apparent. Apothecia 0.2–1.2 mm wide, sessile; disc black, epruinose, plane or becoming convex; margin black, moderately thick, persistent or excluded in convex apothecia. Proper exciple brown. Epihymenium 10–20 μm thick, dark brown, K–. Hymenium 100–120 μm thick, inspersed with oil droplets. Hypothecium 40–50 μm thick, dark brown. Asci usually
4-spored, rarely 3-spored. Ascospores 1-septate, 28–45 × 14–18 μm, with strong subapical and septal wall thickenings; outer wall strongly ornamented. Pycnidia not seen. CHEMISTRY: Thallus K+ yellow, C–, P+ yellow; containing atranorin (major), diploicin (major), isofulgidin (minor), fulgidin (minor or trace). |
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Common on bark in hinterland forest and woodland in W.A., S.A., Qld, N.S.W., A.C.T. and Vic. Also in South America, South Africa, the Mascarene Islands (Réunion), New Zealand and the Hawaiian Islands. | ||
Elix (2009l) |
Checklist Index |
Introduction | A–D | E–O | P–R | S–Z | Oceanic Islands | References |
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