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Xanthoparmelia pseudohypoleia (Elix) Elix & J. Johnst.

Data Set Maintenance: Data set compiled (Flora of Australia Vol. 55 Lichens-Lecanorales, Parmeliaceae). Data set author(s): Nöske, N. M. @EXCL@ Bungartz F. (06-05-28). Data set not revised; to be published after submission.

Nomenclature: Current taxonomic status: accepted. Taxonomic rank: species. Currently accepted name Xanthoparmelia pseudohypoleia (Elix) Elix & J. Johnst. Xanthoparmelia. Synonyms: Parmelia pseudohypoleia Elix; Parmeliaceae Zenker (1827); Lecanorineae; Lecanorales.

Type Information: Basionym: Parmelia pseudohypoleia Elix. Type: Parmelia pseudohypoleia Elix; type specimen label data: J. A. Elix 1749; holo: MEL; iso: CANB.

Taxonomic Literature: Bull. Brit. Mus. (Nat. Hist.), Bot. 15: 311 (1986).

Biogeography: Southern hemispheric; montane. Continent: Australasia. Checklist records: Australia (relatively rare, endemic, in mountain and tableland areas of south-eastern Australia (Qld, N.S.W., A.C.T., Vic. and Tas.)).

Ecology: Lichenized; saxicolous.

Thallus: Foliose, isotomic-dichotomous (di- or trichotomously branched), lobed; lobes elongate or linear (sublinear), imbricate (often imbricate); separate thallus parts.5-1-(2) mm wide. Thallus Size and Differentiation: 5-8 cm in diameter. Upper Surface: Lime green (lobes often black-margined, particularly towards apices), glossy (shiny), smooth; maculate (with distinct or effigurate maculae); not isidate; not sorediate. Lower Surface: Present, black; attached by holdfasts (loosely adnate); not wrinkled or wrinkled; rhizinate; rhizines sparse or moderately abundant, black, not branched.

Medulla: White.

Reproduction Strategy: With sexual (and possible asexual) stages (subpedicellate). Ascocarps: Apothecioid, 3-6 mm in diam.. Margin: Distinct (entire and involute, becoming dentate and cracked, maculate). Disk: Excavate, dark brown.

Ascospores: 6-8 µm long, 4-5 µm wide.

Conidiomata: Present (common).

Conidia: Bifusiform; 5-6 µm long; .5 µm wide.

Secondary Metabolites: Present; fumarprotocetraric acid, protocetraric acid (and +/- succinprotocetraric acid), and usnic acid.

Spot Tests: Cortex: KC – medulla: K + yellow (pale yellow then brownish), C –, PD + orange (orange-red).

UV-Fluorescence: Upper thallus surface – (negative).

(report generated 04.Okt.2007)

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