ITALIC 7.0

Cyrtidula quercus (A. Massal.) Minks

Rev. Mycol., 13: 61, 1891. Basionym: Arthopyrenia quercus A. Massal. - Ric. Auton. Lich. Crost.: 169, 1852.

Synonyms: Dermatina quercus (A. Massal.) Zahlbr.; Mycoporum miserrimum Nyl.; Mycoporum quercus (A. Massal.) Müll. Arg.

Distribution: N - VG, Ven (Lazzarin 2000b), Lomb. C - Tosc, Umb (Ravera 2000, Ravera & al. 2006).

Description: Thallus indistinct, doubtfully lichenized, mostly endosubstratic. Perithecia black, 0.1-0.4 x 0.1-0.2 mm, mostly irregular in ouline, isolated or aggregated into irregularly shaped, maximum 6-locular stromata. Involucrellum dark brown to black, K-, of compact hyphae intermixed with bark cells, not continuous below the exciple; hymenial gel I-; pseudoparaphyses branched but not anastomosing, short-celled, submoniliform. Asci 8-spored, globose or broadly pear-shaped, bitunicate, with an I- tholus, 25-31 x 19-22 µm. Ascospores with (3-)4(-5)-transverse septa and 1-4 transverse cells with a longitudinal septum, hyaline, ellipsoid. Photobiont probably absent, thallus sometimes loosely associated with Trentepohlia. Chemistry: without lichen substances.

Note: on young twigs of trees, mainly oaks, but also on Alnus and other species, mostly in the submediterranean belt.

Growth form: Fungus

Substrata: bark

Reproductive strategy: mainly sexual

Pioneer species

Commonnes-rarity: (info)

Alpine belt: absent

Subalpine belt: absent

Oromediterranean belt: absent

Montane belt: absent

Submediterranean belt: rare

Padanian area: absent

Humid submediterranean belt: rare

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

Index Fungorum GBIF

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