Lobarina scrobiculata (Scop.) Cromb.

Nyl. ex Cromb., Monogr. Lich. Brit. 1: 270, 1894. Basionym: Lichen scrobiculatus Scop. - Fl. Carn., ed. 2, 2: 384, 1772.
Synonyms: Lobaria scrobiculata (Scop.) DC.; Lobaria verrucosa (Huds.) Hoffm.; Lobaria verrucosa f. esorediosa Gyeln.; Lobarina scrobiculata (Scop.) Nyl.; Parmelia scrobiculata (Scop.) Ach.; Sticta scrobiculata (Scop.) Ach.
Description: Thallus foliose, broad-lobed, heteromerous, dorsiventral, loosely attached, 10-16 cm wide, the lobes rounded at apex, contiguous to imbricate, 10-30 mm wide, with entire to slightly crenulate margins. Upper surface blue-grey to yellowish grey when dry, dark blue-grey to blue-green when wet, undulate, coarsely reticulate-areolate but without defined ridges, scabrid espèecially in marginal parts due to pyramidal, c. 0.06 mm wide granules, sorediate. Soralia blue-grey, mainly laminal, punctiform at first, but eroding with age and becoming circular; soredia granular. Lower surface with glabrous, whitish patches separated by a pale brown, silky, entangled tomentum, erhizinate or with very sparse, simple rhizines. Upper and lower cortex paraplectenchymatous, the lower cortex poorly developed; medulla white. Apothecia very rare, 1-2 mm across, with a concave, red-brown disc and a verruculose, inflexed, often sorediate thalline margin. Asci 8-spored, fissitunicate, the thickened apex with a K/I+ blue ring, Peltigera-type. Ascospores (1-)3(-7) septate, hyaline, elongate-fusiform, (40-)50-80 x (4-)6-7 µm. Photobiont cyanobacterial (Nostoc, the cells in short chains). Spot tests: cortex K- or K+ faintly yellow, C-, KC-, P-; medulla K- or K+ yellow-orange, C-, KC- or KC+ orange-red, P- or P+ orange, UV+ violet. Chemistry: chemotype 1 has usnic and stictic acids plus scrobiculin and sometimes traces of norstictic acid; chemotype 2 lacks stictic acid.
Growth form: Foliose, broad lobed
Substrata: bark
Photobiont: cyanobacteria, filamentous (e.g. Nostoc, Scytonema)
Reproductive strategy: mainly asexual, by soredia, or soredia-like structures (e.g. blastidia)
Most common in areas with a humid-warm climate (e.g. most of Tyrrenian Italy)

Commonnes-rarity: (info)

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

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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Rarity

absent
extremely rare
very rare
rare
rather rare
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common
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extremely common
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Occurrence data
Predictive map
Model ImageCurrent prediction (1981-2010)
Model ImageFuture prediction (2071-2100) SSP 1-2.6
Model ImageFuture prediction (2071-2100) SSP 5-8.5
Predictive maps according to Francesconi et al. 2025

P.L. Nimis CC BY-SA 04
TSB 5109


P.L. Nimis; Owner: Department of Life Sciences, University of Trieste
Herbarium: TSB (5109)
2001/11/26
detail of soredia


P.L. Nimis; Owner: Department of Life Sciences, University of Trieste
Herbarium: TSB (5109)
2001/11/26
detail of lower surface with tomentum


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


Juri Nascimbene - CC BY-SA 4.0
Italy, Veneto, Belluno, Val Visdende, Cadore
2007


Juri Nascimbene – CC BY-SA 4.0; Owner: Department of ùLife Sciences, University of Trieste
Vinca, Prov. Massa Carrara, Tuscany, Italy


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


Felix Schumm – CC BY-SA 4.0
[19194], Norway, Eidford, 60.469° N, 7.066° E, 40 m, growing on shady deciduous tree. Leg. F. Schumm 21.06.2014.


Felix Schumm – CC BY-SA 4.0
[19194], Norway, Eidford, 60.469° N, 7.066° E, 40 m, growing on shady deciduous tree. Leg. F. Schumm 21.06.2014.


Felix Schumm – CC BY-SA 4.0
[19194], Norway, Eidford, 60.469° N, 7.066° E, 40 m, growing on shady deciduous tree. Leg. F. Schumm 21.06.2014.


Felix Schumm – CC BY-SA 4.0
[19194], Norway, Eidford, 60.469° N, 7.066° E, 40 m, growing on shady deciduous tree. Leg. F. Schumm 21.06.2014.


Felix Schumm – CC BY-SA 4.0
[19194], Norway, Eidford, 60.469° N, 7.066° E, 40 m, growing on shady deciduous tree. Leg. F. Schumm 21.06.2014.


Felix Schumm – CC BY-SA 4.0
[19194], Norway, Eidford, 60.469° N, 7.066° E, 40 m, growing on shady deciduous tree. Leg. F. Schumm 21.06.2014.


Felix Schumm – CC BY-SA 4.0
[19194], Norway, Eidford, 60.469° N, 7.066° E, 40 m, growing on shady deciduous tree. Leg. F. Schumm 21.06.2014.


Felix Schumm – CC BY-SA 4.0
[19194], Norway, Eidford, 60.469° N, 7.066° E, 40 m, growing on shady deciduous tree. Leg. F. Schumm 21.06.2014.


Felix Schumm – CC BY-SA 4.0
[19071], Australia, New South Wales, Great Dividing Range, Tallaganda State Forest, 10 km E of Captains Flat, 35°38' S, 149°31' E, 1240 m, on base of Eucalyptus viminalis in wet sclerophyll forest. Leg. J.A. Elix (19028) & D. Verdon, 22.03.1985. LICH. AUSTRALASICI EXS. 133.


Felix Schumm – CC BY-SA 4.0
[19071], Australia, New South Wales, Great Dividing Range, Tallaganda State Forest, 10 km E of Captains Flat, 35°38' S, 149°31' E, 1240 m, on base of Eucalyptus viminalis in wet sclerophyll forest. Leg. J.A. Elix (19028) & D. Verdon, 22.03.1985. LICH. AUSTRALASICI EXS. 133.


Felix Schumm – CC BY-SA 4.0
[19071], Australia, New South Wales, Great Dividing Range, Tallaganda State Forest, 10 km E of Captains Flat, 35°38' S, 149°31' E, 1240 m, on base of Eucalyptus viminalis in wet sclerophyll forest. Leg. J.A. Elix (19028) & D. Verdon, 22.03.1985. LICH. AUSTRALASICI EXS. 133.


Felix Schumm – CC BY-SA 4.0
[19071], Australia, New South Wales, Great Dividing Range, Tallaganda State Forest, 10 km E of Captains Flat, 35°38' S, 149°31' E, 1240 m, on base of Eucalyptus viminalis in wet sclerophyll forest. Leg. J.A. Elix (19028) & D. Verdon, 22.03.1985. LICH. AUSTRALASICI EXS. 133.


Felix Schumm – CC BY-SA 4.0
[19071], Australia, New South Wales, Great Dividing Range, Tallaganda State Forest, 10 km E of Captains Flat, 35°38' S, 149°31' E, 1240 m, on base of Eucalyptus viminalis in wet sclerophyll forest. Leg. J.A. Elix (19028) & D. Verdon, 22.03.1985. LICH. AUSTRALASICI EXS. 133.


Felix Schumm – CC BY-SA 4.0
[19071], Australia, New South Wales, Great Dividing Range, Tallaganda State Forest, 10 km E of Captains Flat, 35°38' S, 149°31' E, 1240 m, on base of Eucalyptus viminalis in wet sclerophyll forest. Leg. J.A. Elix (19028) & D. Verdon, 22.03.1985. LICH. AUSTRALASICI EXS. 133.


Felix Schumm – CC BY-SA 4.0
[19071], Australia, New South Wales, Great Dividing Range, Tallaganda State Forest, 10 km E of Captains Flat, 35°38' S, 149°31' E, 1240 m, on base of Eucalyptus viminalis in wet sclerophyll forest. Leg. J.A. Elix (19028) & D. Verdon, 22.03.1985. LICH. AUSTRALASICI EXS. 133.


Felix Schumm – CC BY-SA 4.0
[19071], Australia, New South Wales, Great Dividing Range, Tallaganda State Forest, 10 km E of Captains Flat, 35°38' S, 149°31' E, 1240 m, on base of Eucalyptus viminalis in wet sclerophyll forest. Leg. J.A. Elix (19028) & D. Verdon, 22.03.1985. LICH. AUSTRALASICI EXS. 133.


Felix Schumm – CC BY-SA 4.0
[19071], Australia, New South Wales, Great Dividing Range, Tallaganda State Forest, 10 km E of Captains Flat, 35°38' S, 149°31' E, 1240 m, on base of Eucalyptus viminalis in wet sclerophyll forest. Leg. J.A. Elix (19028) & D. Verdon, 22.03.1985. LICH. AUSTRALASICI EXS. 133.


Nere Sorrentino
Spain, Galicia, Pontevedra, on Quercus


Nere Sorrentino
Spain, Galicia, Pontevedra, on Quercus


Nere Sorrentino
Spain, Galicia, Pontevedra, on Quercus


Nere Sorrentino
Spain, Galicia, Pontevedra, on Quercus


Nere Sorrentino
Spain, Galicia, Pontevedra, on Quercus


Helena Rodríguez
Spain, Galicia


Helena Rodríguez
Spain, Galicia


Helena Rodríguez
Spain, Galicia


Helena Rodríguez
Spain, Galicia


Helena Rodríguez
Spain, Galicia


P.L. Nimis; Owner: Department of Life Sciences, University of Trieste
Herbarium: TSB (5109)
2001/11/26


Walter Obermayer CC BY-SA 4.0 - Source: Lichens of Noricum - http://lichens-of-noricum.uni-graz.at/


Courtesy Danièle et Olivier Gonnet - Source: https://www.afl-lichenologie.fr/Photos_AFL/Photos_AFL_L/Texte_L_3/Lobarina_scrobiculata.htm
France, avril 2014 - Cucuruzzu - Corse


Courtesy Danièle et Olivier Gonnet - Source: https://www.afl-lichenologie.fr/Photos_AFL/Photos_AFL_L/Texte_L_3/Lobarina_scrobiculata.htm
France, avril 2014 - Cucuruzzu - Corse


Courtesy Danièle et Olivier Gonnet - Source: https://www.afl-lichenologie.fr/Photos_AFL/Photos_AFL_L/Texte_L_3/Lobarina_scrobiculata.htm
France, avril 2014 - Cucuruzzu - Corse


Courtesy Danièle et Olivier Gonnet - Source: https://www.afl-lichenologie.fr/Photos_AFL/Photos_AFL_L/Texte_L_3/Lobarina_scrobiculata.htm
France, avril 2014 - Cucuruzzu - Corse


Courtesy Danièle et Olivier Gonnet - Source: https://www.afl-lichenologie.fr/Photos_AFL/Photos_AFL_L/Texte_L_3/Lobarina_scrobiculata.htm
France, avril 2014 - Cucuruzzu - Corse


Courtesy Danièle et Olivier Gonnet - Source: https://www.afl-lichenologie.fr/Photos_AFL/Photos_AFL_L/Texte_L_3/Lobarina_scrobiculata.htm
France, avril 2014 - Cucuruzzu - Corse


Courtesy Danièle et Olivier Gonnet - Source: https://www.afl-lichenologie.fr/Photos_AFL/Photos_AFL_L/Texte_L_3/Lobarina_scrobiculata.htm
France, avril 2014 - Cucuruzzu - Corse


Courtesy Danièle et Olivier Gonnet - Source: https://www.afl-lichenologie.fr/Photos_AFL/Photos_AFL_L/Texte_L_3/Lobarina_scrobiculata.htm
France, avril 2014 - Cucuruzzu - Corse


Jacques Haine - Source: http://www.lichensmaritimes.org/index.php?task=fiche&lichen=436&lang=en
France, Jura, Mont d'Or


Bernard Bouffinier - Source: http://www.lichensmaritimes.org/index.php?task=fiche&lichen=436&lang=en
France, Col d'Iraty


Bernard Bouffinier - Source: http://www.lichensmaritimes.org/index.php?task=fiche&lichen=436&lang=en
France, Col d'Iraty


Bernard Bouffinier - Source: http://www.lichensmaritimes.org/index.php?task=fiche&lichen=436&lang=en
France, Stangala


Bernard Bouffinier - Source: http://www.lichensmaritimes.org/index.php?task=fiche&lichen=436&lang=en
France, Stangala


Bernard Bouffinier - Source: http://www.lichensmaritimes.org/index.php?task=fiche&lichen=436&lang=en
France, Stangala


Bernard Bouffinier - Source: http://www.lichensmaritimes.org/index.php?task=fiche&lichen=436&lang=en
France, Stangala


Michel David - Source: http://www.lichensmaritimes.org/index.php?task=fiche&lichen=436&lang=en
France, Stangala


Michel David - Source: http://www.lichensmaritimes.org/index.php?task=fiche&lichen=436&lang=en
France, Stangala


Ulrich Kirschbaum CC BY-SA 4.0 - Source: https://www.thm.de/lse/ulrich-kirschbaum/flechtenbilder
Portugal: Madeira.


Ulrich Kirschbaum CC BY-SA 4.0 - Source: https://www.thm.de/lse/ulrich-kirschbaum/flechtenbilder
Portugal: Madeira.


Felix Schumm - CC BY-SA 4.0
8917 - USA, Maine, Washington Co., Steuben


Felix Schumm - CC BY-SA 4.0
8917 - USA, Maine, Washington Co., Steuben


Felix Schumm - CC BY-SA 4.0
5065 - Canary Islands, Gran Canaria, road between Artenara and Pinar de Tamadaba


Felix Schumm - CC BY-SA 4.0
5065 - Canary Islands, Gran Canaria, road between Artenara and Pinar de Tamadaba


Felix Schumm - CC BY-SA 4.0
5065 - Canary Islands, Gran Canaria, road between Artenara and Pinar de Tamadaba


Felix Schumm - CC BY-SA 4.0
5065 - Canary Islands, Gran Canaria, road between Artenara and Pinar de Tamadaba


Manuel Gil
Spain, Canary Islands, Tenerife
Sobre Pinus canariensis


Wolfgang von Brackel - CC BY-4.0
Greenland, Suuluaqqap


Wolfgang von Brackel - CC BY-4.0
Greenland, Suuluaqqap


Wolfgang von Brackel - CC BY-4.0
Greenland, Suuluaqqap


Wolfgang von Brackel - CC BY-4.0
Italy, Calabria, Carlopoli


Collezione lichenologica Abramo Massalongo del Museo di Storia Naturale G. Ligabue di Venezia - Autori: Seggi, Linda; Trabucco, Raffaella Proprietà: Fondazione Musei Civici di Venezia - CC BY-NC
Italy, Veneto, in [...] nemore Cansiglio 1855
as Sticta scrobiculata


Collezione lichenologica Abramo Massalongo del Museo di Storia Naturale G. Ligabue di Venezia - Autori: Seggi, Linda; Trabucco, Raffaella Proprietà: Fondazione Musei Civici di Venezia - CC BY-NC
Italy, Veneto, in [...] nemore Cansiglio 1855
as Sticta scrobiculata


Collezione lichenologica Abramo Massalongo del Museo di Storia Naturale G. Ligabue di Venezia - Autori: Seggi, Linda; Trabucco, Raffaella Proprietà: Fondazione Musei Civici di Venezia - CC BY-NC
Italy, Veneto, in alp. Cadubriae
as Sticta scrobiculata


Collezione lichenologica Abramo Massalongo del Museo di Storia Naturale G. Ligabue di Venezia - Autori: Seggi, Linda; Trabucco, Raffaella Proprietà: Fondazione Musei Civici di Venezia - CC BY-NC
Italy, Veneto, in alp. Cadubriae
as Sticta scrobiculata