ITALIC 8.0

Gyalecta kukriensis (Räsänen) Räsänen

Ann. Bot. Soc. Zool. Bot. Fenn. Vanamo, 12, 1: 176, 1939. Basionym: Gyalecta cupularis var. kukriensis Räsänen - Ueber Flechtenstandorte NW Finnl.: 46, 1927.

Synonyms: Gyalecta jenensis var. deminuta Norman ex Lettau; Gyalecta jenensis var. kukriensis (Räsänen) Zahlbr.

Distribution: N - Piem (TSB 32955).

Description: Thallus crustose, thinly episubstratic, continuous to rimose-subareolate, pale yellowish grey. Apothecia 0.3-0.5 mm across, immersed in the thallus, round, with a pale to dark yellowish brown, urceolate disc and a radially cracked proper margin. Proper exciple brownish yellow in outer part, colourless within; epithecium pale brown, inspersed with granules; hymenium colourless, 80-100 µm high; paraphyses septate, c. 1.5 µm thick at mid-level, the apical cells swollen, 3-4 µm wide; hypothecium colourless. Asci 8-spored, thin-walled, lacking an apical apparatus or tholus, K/I+ blue, with uniseriate or partly biseriate spores. Ascospores muriform, with 4-6 transverse septa and 1-2 longitudinal septa, hyaline, lemon-shaped, largest in the middle and attenuated at one or both ends, 18-25 x 7-10 µm. Photobiont trentepohlioid. Spot tests: K-, C-, KC-, P-, UV-. Chemistry: without lichen substances.

Note: on calciferous schists near or above treeline; also known from Austria, the Carpathians, and Scandinavia.

Growth form: Crustose

Substrata: rocks

Photobiont: Trentepohlia

Reproductive strategy: mainly sexual

In underhangs rarely wetted by rain

Commonnes-rarity: (info)

Alpine belt: extremely rare

Subalpine belt: extremely rare

Oromediterranean belt: absent

Montane belt: absent

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

Index Fungorum GBIF

P.L. Nimis CC BY-SA 4.0

TSB 32955

P.L. Nimis; Owner: Department of Life Sciences, University of Trieste

Herbarium: TSB (32955)
2003/03/12

P.L. Nimis; Owner: Department of Life Sciences, University of Trieste

Herbarium: TSB (32955)
2003/03/12