ITALIC 8.0

Stenocybe major Körb.

Nyl. ex Körb., Syst. Lich. Germ.: 306, 1855.

Synonyms: Calicium eusporum Nyl.; Stenocybe euspora (Nyl.) Anzi

Distribution: N - TAA (Puntillo & Puntillo 2009, Nascimbene & al. 2014, Nascimbene 2014), Lomb (Puntillo & Puntillo 2009), Piem (Isocrono & al. 2004, Puntillo & Puntillo 2009).

Description: Thallus not evident, not lichenized. Apothecia long-stalked, pin-like, 0.75-1.5(-2) mm high, dark brown to black, the stalk slender, 0.05-0.1 mm thick, simple or branched in upper part, consisting of dark brown, periclinally arranged hyphae. Capitulum 0.2-0.6 mm across, obovoid or subspherical, shining black, with a flat disc and an inrolled margin. Exciple well-developed, narrowly obconical, vertically pleated, consisting of dark brown, periclinally arranged hyphae; epithecium of a thin layer of dark hyphae; mazaedium absent. Asci 8-spored, cylindrical, formed singly from ascogenous hyphae with croziers, uniformly thickened at apex, with a single functional wall layer, persisting until the spores are ejected, with uniseriately arranged spores. Ascospores 1-3 septate, narrowly ellipsoid to fusiform, dark brown to brown-black, the terminal cells paler, with pointed ends, 18-36 x 7-11 µm, the wall conspicuously papillate to reticulate. Photobiont absent. Spot tests: K-, C-, KC-, P-. Chemistry: without lichen substances.

Note: on the trunk of old trees, especially Abies, in humid montane forests, on the thalli of Loxospora-species.

Growth form: Lichenicolous fungus

Substrata: bark

Reproductive strategy: mainly sexual

Most common in areas with a humid-warm climate (e.g. most of Tyrrenian Italy)

paras Loxospora spp.

Commonnes-rarity: (info)

Alpine belt: absent

Subalpine belt: absent

Oromediterranean belt: absent

Montane belt: extremely rare

Submediterranean belt: absent

Padanian area: absent

Humid submediterranean belt: absent

Humid mediterranean belt: absent

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

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

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

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

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

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

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