Xanthoparmelia sublaevis (Cout.) Hale

Mycotaxon, 33: 406, 1988. Basionym: Parmelia sublaevis Cout. - Lich. Lusit. Cat.: 71, 1916.
Synonyms: Imbricaria conspersa var. hypoclista (Nyl.) Arnold; Parmelia conspersa var. hypoclista Nyl.
Distribution: N - TAA (Giordani & al. 2002b, Nascimbene 2006c), VA (Matteucci & al. 2015c, 2015d), Lig (Giordani & al. 2009). C - Tosc (Giordani & al. 2009), Sar (Giordani & al. 2002b).
Description: Thallus foliose, heteromerous, dorsiventral, adnate, forming up to 20 cm wide, irregular rosettes, the lobes flat to slightly convex, contiguous to imbricate, 0.5-3 mm wide. Upper surface yellowish-green, smooth, shiny, epruinose and emaculate; lower surface pale to dark brown, with mostly simple rhizines. Upper cortex paraplectenchymatous, with a pored epicortex, the cell walls with Xanthoparmelia-type lichenan; medulla white. Apothecia frequent, lecanorine, substipitate, 2-8 mm across, with a brown disc and a smooth thalline margin. Epithecium brown; hymenium and hypothecium colourless. Asci 8-spored, thick-walled, the apex I+ blue with a wide, divergent axial body, Lecanora-type. Ascospores 1-celled, hyaline, ellipsoid. Pycnidia common, black, immersed. Conidia bifusiform. Spot tests: upper cortex K-, C-, KC- or KC+ pale yellow, P-; medulla K+ yellow turning deep red, C-, KC-, P+ orange. Chemistry: upper cortex with usnic acid; medulla with salazinic acid.
Note: on siliceous rocks wetted by rain, hitherto known from the Mediterranean Region and the dry-warm Alpine valleys
Growth form: Foliose, broad lobed
Substrata: rocks
Photobiont: green algae other than Trentepohlia
Reproductive strategy: mainly sexual

Commonnes-rarity: (info)

Alpine belt: absent
Subalpine belt: absent
Oromediterranean belt: absent
Montane belt: absent
Submediterranean belt: extremely rare
Padanian area: absent
Humid submediterranean belt: absent
Humid mediterranean belt: extremely rare
Dry mediterranean belt: very rare

pH of the substrata:

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Solar irradiation:

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Aridity:

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Eutrophication:

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Poleotolerance:

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Altitudinal distribution:

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Predictive model
Herbarium samples
Index Fungorum GBIF

Giulio Pandelli



P.L. Nimis; Owner: Department of Life Sciences, University of Trieste
Herbarium: GE
2002/02/13
specimen from Sardinia, det. J. Elix



Felix Schumm – CC BY-SA 4.0
Image from: F. Schumm (2008) - Flechten Madeiras, der Kanaren und Azoren. Beck, OHG - ISBN: 978-3-00-023700-3


Giulio Pandeli
Italy



P.L. Nimis; Owner: Department of Life Sciences, University of Trieste
Herbarium: GE
2002/02/13
specimen from Sardinia


Giulio Pandeli
Italy