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Xanthoparmelia antleriformis (Elix) Elix & J. Johnst.

Data Set Maintenance: Data set compiled (Flora of Australia Vol. 55 Lichens-Lecanorales 2, Parmeliaceae). Data set author(s): Nöske, N. M. (04-09-22). Data set not revised; to be published after submission.

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

Type Information: Basionym: Parmelia antleriformis Elix. Type: Xanthoparmelia antleriformis (Elix) Elix & J. Johnst.

Taxonomic Literature: Bull. Brit. Mus. (Nat. Hist.), Bot. 15: 194 (1986).

Biogeography: Southern hemispheric (endemic). Continent: Australasia. Checklist records: Australia.

Ecology: Biotroph; lichenized; substrate non-calciferous (outcrops of sandstone, lateritic rocks).

Thallus: Foliose (small-foliose), subdivided into main parts, and secondary parts, irregular, lobed (small-foliose); lobes elongate (sublinear-elongate), imbricate (or not); separate thallus parts.3-1 mm wide. Thallus Size and Differentiation: 3-5 cm in diameter. Thallus Outline: Orbicular (radiating). Upper Surface: Lime green (occasionally darkening), plane, matt; immaculate; isidiate; isidia cylindrical, ramified (extensively branched), coralloid (or antler-like); not sorediate. Lower Surface: Present, brown (pale brown, becoming darker near lobe apices); rhizinate; rhizines moderately abundant, brown, not branched.

Medulla: White.

Reproduction Strategy: With sexual (and possible asexual) stages. Ascocarps: Apothecioid, soon sessile, 2-5 mm in diam.. Margin: Distinct; isidiate (densely isidiate). Disk: Excavate (becoming undulating), brown (dark brown).

Ascospores: 6-8 µm long, 3.5-4.5 µm wide.

Conidiomata: Absent resp. not observed.

Secondary Metabolites: Present; throughout the thallus medulla, consalazinic acid, norstictic acid, salazinic acid (salazinic acid (major), norstictic acid (traces)), and usnic acid.

Spot Tests: Cortex: KC – medulla: K + yellow changing to red, C –, PD + deep yellow (intense yellow).

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

(report generated 04.Okt.2007)


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