Botanische Staatssammlung München © 1995–2008
Data remain intellectual property of the data set authors.

Xanthoparmelia pseudoamphixantha (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. (06-05-25). Data set not revised; to be published after submission.

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

Type Information: Basionym: Parmelia pseudoamphixantha Elix. Type: Parmelia pseudoamphixantha Elix; type specimen label data: J. A. Elix 3682; holo: MEL.

Taxonomic Literature: Bull. Brit. Mus. (Nat. Hist.), Bot. 15: 309 (1986).

Biogeography: Southern hemispheric. Continent: Australasia. Checklist records: Australia (scattered, endemic, confined to mallee scrub and Callitris woodland in S.A., N.S.W. and Vic.).

Ecology: Lichenized; terricolous.

Thallus: Foliose (forming rosettes), isotomic-dichotomous (dichotomously branched), lobed; lobes elongate or linear (sublinear), imbricate (lobes often imbricate, +/- separated near thallus margin); separate thallus parts.7-2-(3) mm wide. Thallus Size and Differentiation: 2-6 cm in diameter. Upper Surface: Lemon (citrine) (lobe margins not black, often blackish-brown near apices), convex, matt, smooth; maculate (distinctly maculate); not isidate; not sorediate; not lobulate. Lower Surface: Present (partly canaliculate), lemon (citrine) or brown (chestnut brown); rhizinate (1-2 mm long); rhizines sparse or moderately abundant, black, not branched or branched (sparsely branched).

Medulla: White.

Reproduction Strategy: With sexual (and possible asexual) stages (but very rare, subpedicellate). Ascocarps: Apothecioid, .8-1.5 mm in diam.. Margin: Smooth, persistent, distinct (involute and +/- undulating). Disk: Excavate (weakly concave), dark brown.

Ascospores: 5.5-7 µm long, 4-5 µm wide.

Conidiomata: Absent resp. not observed (not seen).

Secondary Metabolites: Present; norstictic acid (other secondary metabolites: connorstictic acid and +/- hyposalazinic acid (trace)), salazinic acid, and usnic acid.

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

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

(report generated 04.Okt.2007)

In case that additional characters and states are required to be included in this data set, consult the LIAS Instructions to Participants and follow the procedures described there.