Dacampia hookeri (Borrer) A. Massal.

Dacampia hookeri (Borrer) A. Massal.

Sulla Lecidea hookeri di Schaer.: 7, 1853. Basionym: Verrucaria hookeri Borrer - Engl. Bot. Suppl.: tab. 2622, fig. 2, 1831.

Synonyms: Biatorina sphaerica A. Massal.; Pleospora hookeri (Borrer) Keissl.

Distribution: N - Frl (Hafellner & Zimmermann 2012, Brackel 2016), Ven (Roux & Triebel 1994, Nascimbene & Caniglia 2003c, Thor & Nascimbene 2007, Nascimbene 2008c, Brackel 2016), TAA (Roux & Triebel 1994, Nascimbene & al. 2005, 2006, 2022, Nascimbene 2008, Hafellner & Zimmermann 2012), Lomb (Anzi Lich. Lang. 524: Roux & Triebel 1994, Brackel 2016), Piem (Isocrono & al. 2004, Hafellner & al. 2004, Hafellner & Zimmermann 2012, Brackel 2016), VA (vidi!). C - Abr (Tretiach 2015e, Brackel 2016, Di Nuzzo & al. 2021, Gheza & al. 2021, Vallese & al. 2022). S - Cal (Puntillo 1996, Brackel 2016).

Description: Thallus crustose, lichenized, greenish white, often white-pruinose, several cm wide, often lobed at margin, delimited by a blackish prothallus; central part of thallus irregularly areolate, the areoles flat to convex, often blackish at margins. Perithecia black, bottle-shaped, with a rather pronounced beak. Exciple of several layers of angular, pseudoparenchymatous, radially compressed, thick-walled cells of textura angularis, reddish to dark brown; hamathecium of branched and anastomosing pseudoparaphyses, the hymenial gel I-. Asci 8-spored, bitunicate, elongate-clavate to short-cylindrical, shortly pedicellate, with a thick-walled apex and a small, sometimes indistinct, ocular chamber. Ascospores submuriform, with 3-5 transverse septa and 1-2 longitudinal septa in the median part of the spore, brown at maturity, 37-42 x 12-13 µm. Photobiont chlorococcoid. Spot tests: K-, C-, KC-, P-, UV-. Chemistry: without lichen substances.

Note: on humic soil over calcareous substrata throughout the Alps, and present also in the Apennines, south to Calabria.

Growth form: Crustose

Substrata: soil, terricolous mosses, and plant debris

Photobiont: green algae other than Trentepohlia

Reproductive strategy: mainly sexual

Commonnes-rarity: (info)

Alpine belt: rather rare

Subalpine belt: rather common

Oromediterranean belt: extremely rare

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

P.L. Nimis CC BY-SA 4.0

TSB 34655

Pier Luigi Nimis - CC BY-SA 4.0

TSB 37861

P.L. Nimis CC BY-SA 4.0

TSB 42119

P.L. Nimis CC BY-SA 4.0

TSB 42119

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

Herbarium: TSB (34514)
2002/01/17

Zschacke, H. (1934) Epigloeaceae, Verrucariaceae und Dermatocarpaceae. In: Dr. L. Rabenhorst‘s Kryptogamen-Flora, Band 9, Abt. 1, Teil 1. Akademische Verlagsgesellschaft, Leipzig, 695 pp. - Public Domain

Pier Luigi Nimis - CC BY-SA 4.0

TSB 38710

P.L. Nimis CC BY-SA 4.0

TSB 42119

P.L. Nimis CC BY-SA 4.0

TSB 38469

P.L. Nimis CC BY-SA 4.0

TSB 38468

Courtesy Danièle et Olivier Gonnet - Source: https://www.afl-lichenologie.fr/Photos_AFL/Photos_AFL_D/Textes_D1/Dacampia_hookeri.htm

France, Canyon du crêt de la neige, alt. 1694 m - Lélex - Ain - on Solorina bispora
26/8/2017

Courtesy Danièle et Olivier Gonnet - Source: https://www.afl-lichenologie.fr/Photos_AFL/Photos_AFL_D/Textes_D1/Dacampia_hookeri.htm

France, Canyon du crêt de la neige, alt. 1694 m - Lélex - Ain - on Solorina bispora
26/8/2017

Courtesy Danièle et Olivier Gonnet - Source: https://www.afl-lichenologie.fr/Photos_AFL/Photos_AFL_D/Textes_D1/Dacampia_hookeri.htm

France, Canyon du crêt de la neige, alt. 1694 m - Lélex - Ain - on Solorina bispora
26/8/2017

Courtesy Danièle et Olivier Gonnet - Source: https://www.afl-lichenologie.fr/Photos_AFL/Photos_AFL_D/Textes_D1/Dacampia_hookeri.htm

France, Canyon du crêt de la neige, alt. 1694 m - Lélex - Ain - on Solorina bispora
26/8/2017

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