Buellia tirolensis Körb.

Parerga Lichenol.: 460, 1860.
Synonyms: Buellia buellioides (Metzler) Buschardt; Buellia cinereomarginata B. de Lesd.; Buellia luridula (Nyl.) Zahlbr.; Lecidea luridula Nyl.; Lecidea scotochroa Nyl.; Rinodina buellioides Metzler
Distribution: N - TAA (Bungartz 2004), Lig (Bungartz 2004, Giordani & al. 2016). C - Tosc, Sar (Scheidegger 1993).
Description: Thallus crustose, episubstratic, areolate, shiny, brown to dark brown, but the areoles often with narrow whitish margins; cortex of anticlinally oriented hyphae, the terminal cells with brown caps and clearly swollen; medulla white, not amyloid, I-. Apothecia black, cryptolecanorine, 0.2-0.4 mm across, innate, with a flat to convex disc. Proper exciple thin, dark brown to brown-black in outer part, colourless within, N-, aethalea-type; epithecium brown; hymenium colourless, without oil droplets, 40-65 µm high; hypothecium pale brown. Asci 8-spored, Bacidia-type. Ascospores 1-septate, brown, broadly ellipsoid, not constricted at septum, 9-11 x 5-5-7 µm, Buellia-type, with a psilate ornamentation. Photobiont chlorococcoid. Spot tests: thalllus K+ yellow turning red (crystals), C-, KC-, P-. Chemistry: norstictic acid with connorstictic acid.
Note: on siliceous rocks in dry-warm areas, related to B. fusca, but chemically different, occurring both in the Mediterranean area and in dry-continental Alpine valleys.
Growth form: Crustose
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: extremely rare


pH of the substrata:

(info)

1

2

3

4

5

Solar irradiation:

(info)

1

2

3

4

5

Aridity:

(info)

1

2

3

4

5

Eutrophication:

(info)

1

2

3

4

5

Poleotolerance:

(info)

0

1

2

3

Altitudinal distribution:

(info)

1

2

3

4

5





P.L. Nimis; Owner: Department of Life Sciences, University of Trieste
Herbarium: TSB (18861)
2001/11/01



Felix Schumm; Owner: CC BY-SA 4.0
[TSB_18861], Italy, Tuscany, Prov. Livorno, Island of Capraia, Monte Campanile, 50 m, on trachyandesitic rocks. Leg. P.L. Nimis, M. Tretiach, M. Castello, 04.1988. Rev. Ch. Scheidegger



Felix Schumm; Owner: CC BY-SA 4.0
[TSB_18861], Italy, Tuscany, Prov. Livorno, Island of Capraia, Monte Campanile, 50 m, on trachyandesitic rocks. Leg. P.L. Nimis, M. Tretiach, M. Castello, 04.1988. Rev. Ch. Scheidegger



Felix Schumm; Owner: CC BY-SA 4.0
[TSB_18861], Italy, Tuscany, Prov. Livorno, Island of Capraia, Monte Campanile, 50 m, on trachyandesitic rocks. Leg. P.L. Nimis, M. Tretiach, M. Castello, 04.1988. Rev. Ch. Scheidegger



Felix Schumm - CC BY-SA 4.0
[TSB_18861], Italy, Tuscany, Prov. Livorno, Island of Capraia, Monte Campanile, 50 m, on trachyandesitic rocks. Leg. P.L. Nimis, M. Tretiach, M. Castello, 04.1988. Rev. Ch. Scheidegger



Felix Schumm - CC BY-SA 4.0
[TSB_18861], Italy, Tuscany, Prov. Livorno, Island of Capraia, Monte Campanile, 50 m, on trachyandesitic rocks. Leg. P.L. Nimis, M. Tretiach, M. Castello, 04.1988. Rev. Ch. Scheidegger



Felix Schumm - CC BY-SA 4.0
[TSB_18861], Italy, Tuscany, Prov. Livorno, Island of Capraia, Monte Campanile, 50 m, on trachyandesitic rocks. Leg. P.L. Nimis, M. Tretiach, M. Castello, 04.1988. Rev. Ch. Scheidegger



Felix Schumm - CC BY-SA 4.0
[TSB_18861], Italy, Tuscany, Prov. Livorno, Island of Capraia, Monte Campanile, 50 m, on trachyandesitic rocks. Leg. P.L. Nimis, M. Tretiach, M. Castello, 04.1988. Rev. Ch. Scheidegger



Felix Schumm - CC BY-SA 4.0
[TSB_18861], Italy, Tuscany, Prov. Livorno, Island of Capraia, Monte Campanile, 50 m, on trachyandesitic rocks. Leg. P.L. Nimis, M. Tretiach, M. Castello, 04.1988. Rev. Ch. Scheidegger