Gyalecta carneola (Ach.) Hellb.

Bih. K. Svenska Vetensk.-Akad. Handl., Afd. 3, 21, 3: 71, 1896. Basionym: Lecidea carneola Ach. - Lichenogr. Univ.: 194, 1810.
Synonyms: Bacidia carneola (Ach.) De Not.; Bacidia cornea auct. non (With.) A. Massal.; Biatora carneola (Ach.) Fr.; Gyalecta cornea auct. non (With.) Tuck.; Pachyphiale carneola (Ach.) Arnold; Pachyphiale cornea auct. non (With.) Poetsch
Distribution: N - VG (TSB 10118), Frl (TSB 14340), Ven (Watson 2014), Lomb, Piem, Lig. C - Tosc (Ravera & al. 2021c), Marc (Candotto & Tretiach 2014), Umb (Ravera 1998, Ravera & al. 2006, 2021c), Laz (Ravera & al. 2021c), Abr (Nimis & Tretiach 1999, Caporale 2013, Caporale & al. 2012), Mol (Nimis & Tretiach 1999, Caporale & al. 2008, Ravera & Genovesi 2010, Ravera & al. 2010, Paoli & al. 2015, Caporale & Ravera 2020), Sar (Zedda 2002, 2002b, Zedda & al. 2001, Rizzi & al. 2011, Cossu 2013). S - Camp (Aprile & al. 2003b, Nimis & Tretiach 2004, Puntillo & Puntillo 2011, Garofalo & al. 2010, Brunialti & al. 2013, Ravera & Brunialti 2013), Pugl (Nimis & Tretiach 1999), Bas (Paoli & al. 2006, Ravera & al. 2015d), Cal (Puntillo & Vezda 1994, Puntillo 1995, 1996, Incerti & Nimis 2006), Si (Nimis & al. 1994).
Description: Thallus crustose, inconspicuous, thin, pale grey to whitish. Apothecia 0.4-0.6 mm across, usually numerous, urceolate, gelatinous and translucent when wet, with a concave, orange or reddish brown to finally dark brown disc, and a thick, raised, smooth proper margin which is sometimes surrounded by a spurious, crenulate, pale pseudothalline margin. Proper exciple well-developed, of narrow, thin, compacted hyphae, reddish brown in outer part, pale within; epithecium reddish brown; hymenium colourless, I+ pale blue; paraphyses mostly simple, septate, more or less hooked at tips; hypothecium colourless. Asci (8-)16-48-spored, thin-walled, lacking an apical apparatus or tholus, the wall K/I+ blue. Ascospores transversely 9-15-septate, hyaline, acicular, straight to slightly curved, 38-85 x 3-6 µm, with pointed ends. Photobiont trentepohlioid. Spot tests: K-, C-, KC-, P-, UV-. Chemistry: without lichen substances.
Note: a mild-temperate species found in old, humid forests; very much declining, especially in northern Italy. It is included in the Italian red list of epiphytic lichens as “Near-threatened” (Nascimbene & al. 2013c).
Growth form: Crustose
Substrata: bark
Photobiont: Trentepohlia
Reproductive strategy: mainly sexual
Most common in areas with a humid-warm climate (e.g. most of Tyrrenian Italy)

Commonnes-rarity: (info)

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

pH of the substrata:

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Poleotolerance:

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Altitudinal distribution:

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Predictive model
Herbarium samples


P.L. Nimis CC BY-SA 4.0
TSB 13862


Leif Stridvall - Source: http://www.stridvall.se/la/galleries.php



Domenico Puntillo; Owner: Domenico Puntillo
Italy


Photo by Maria Zardini, Museo di Storia Naturale di Venezia CC BY-SA 4.0
Ad cort. coniferarum in sylvis Septem Communium.
Trevisan Lichenotheca Veneta 70


Photo by Maria Zardini, Museo di Storia Naturale di Venezia CC BY-SA 4.0
Ad cort. coniferarum in sylvis Septem Communium.
Trevisan Lichenotheca Veneta 70


Photo by Maria Zardini, Museo di Storia Naturale di Venezia CC BY-SA 4.0
Ad cort. coniferarum in sylvis Septem Communium.
Trevisan Lichenotheca Veneta 70


Luca di Nuzzo
Italy, Tuscany, Pistoia, Appennino Tosco-Emiliano near Piteglio - on bark of an old chestnut
02/2021


Luca di Nuzzo
Italy, Tuscany, Pistoia, Appennino Tosco-Emiliano near Piteglio - on bark of an old chestnut
02/2021


Luca di Nuzzo
Italy, Tuscany, Pistoia, Appennino Tosco-Emiliano near Piteglio - on bark of an old chestnut
02/2021


Luca di Nuzzo
Italy, Tuscany, Pistoia, Appennino Tosco-Emiliano near Piteglio - on bark of an old chestnut
02/2021


Luca di Nuzzo
Italy, Tuscany, Pistoia, Appennino Tosco-Emiliano near Piteglio - on bark of an old chestnut
02/2021


Luca di Nuzzo
Italy, Tuscany, Pistoia, Appennino Tosco-Emiliano near Piteglio - on bark of an old chestnut
02/2021


Luca di Nuzzo
Italy, Tuscany, Pistoia, Appennino Tosco-Emiliano near Piteglio - on bark of an old chestnut
02/2021


Luca di Nuzzo
Italy, Tuscany, Pistoia, Appennino Tosco-Emiliano near Piteglio - on bark of an old chestnut
02/2021



Pier Luigi Nimis - CC BY-SA 4.0
TSB (13862)



P.L. Nimis; Owner: Department of Life Sciences, University of Trieste
Herbarium: TSB (13862)
2001/11/28



Domenico Puntillo - CC BY-SA 4.0
Italy, Calabria