ITALIC 7.0

Lecanora lecideoides (Nyl.) Harm.

Lich. de France, 5: 984, 1913. Basionym: Lecanora subfusca var. lecideoides Nyl. Lich. Envir. Paris: 57 - 1896.

Synonyms: Lecanora rubrofusca var. nigra B. de Lesd.; Lecanora sbarbaroana H. Magn. ex Sbarbaro

Distribution: N - Lig.

Description: Thallus crustose, poorly evident or inapparent, rarely whitish and coarsely granulose, poorly delimited. Apothecia 0.1-0.3 mm across, usually numerous, with a brown-black to black, epruinose disc, a well-developed, concolorous proper margin, and a whitish, thin, soon excluded thalline margin. Epithecium brown, without crystals, N-; hymenium and hypothecium colourless. Asci 8-spored, clavate, very thin-walled, with a K/I+ blue, tall tholus penetrated by a faintly amyloid apical cushion, the wall K/I-, surrounded by a blue outer layer, Lecanora-type. Ascospores 1-celled, hyaline, ellipsoid, (9-)12-16.5 x (4-)6-9.5 μm. Photobiont chlorococcoid. Spot tests: thallus K+ yellow; apothecial margin K+ yellow, C-, KC-, P-, P+ yellowish or P+ reddish. Chemistry: poorly known, atranorin certainly present.

Note: a very poorly known species of siliceous rocks, reported from a few localities in western and southern Europe. Ecological indicator values are tentative.

Growth form: Crustose

Substrata: rocks

Photobiont: green algae other than Trentepohlia

Reproductive strategy: mainly sexual

Poorly known taxon in need of further study

Commonnes-rarity: (info)

Alpine belt: absent

Subalpine belt: absent

Oromediterranean belt: absent

Montane belt: absent

Submediterranean belt: absent

Padanian area: absent

Humid submediterranean belt: absent

Humid mediterranean belt: very rare

Dry mediterranean belt: absent

pH of the substrata:

1

2

3

4

5

(info)

Solar irradiation:

1

2

3

4

5

(info)

Aridity:

1

2

3

4

5

(info)

Eutrophication:

1

2

3

4

5

(info)

Poleotolerance:

0

1

2

3

(info)

Altitudinal distribution:

1

2

3

4

5

6

(info)

Predictive model

Herbarium samples

Index Fungorum GBIF