Sarcogyne cyclocarpa (Anzi) J. Steiner
in Penther & Zederbauer, Ann. K.K. naturh. Hofmus. Wien, 20: 374, 1905. Basionym: Lithographa cyclocarpa Anzi - Cat. Lich. Sondr.: 97, 1860.
Synonyms: Acarospora cyclocarpa (Anzi) Jatta; Biatorella cyclocarpa (Anzi) Lindau; Polysporina cyclocarpa (Anzi) Vězda
Description: Thallus crustose, endosubstratic, poorly evident. Apothecia lecideine, dull black, epruinose, sessile, irregular to almost star-shaped, 0.5-1(-1.5) mm across, often in small clusters, the disc rough, with carbonized concentric ridges (gyrose), often umbonate, the margin split, forming a series of segments at angles to each other, finally poorly evident. Proper exciple 40-80 µm wide, of radiating thin-walled hyphae, with a carbonized outer layer, sharply separated from the dull reddish-brown to colourless inner part; epithecium c. 10 μm thick, pale yellow-orange; hymenium yellow-orange in thick sections, colourless in thin sections, 85-100 μm high, the hymenial gel hemiamyloid, K/I+ light blue fading to light red; paraphyses coherent, simple to sparingly branched, regularly septate, 1-2 μm thick at mid-level, the apical cells to 3 μm wide, with a pigmented cap; subhymenium hyaline, 40-80 µm high, I+ blue; hypothecium hyaline to yellowish, 20-25 μm thick, continuous with exciple, I-. Asci 100-200-spored, cylindrical to almost saccate, strongly thickened at apex, the apical dome K/I-, the outer coat K/I+ blue, 40-60 x 15-20 µm. Ascospores 1-celled, hyaline, ellipsoid, 3.5-5(-6) x (1-)1.5(-2.5) μm, the immature ones halonate. Photobiont chlorococcoid. Spot tests: thallus K-, C-, KC-, P-, UV-. Chemistry: without lichen substances.
Growth form: Crustose
Substrata: rocks
Photobiont: green algae other than Trentepohlia
Reproductive strategy: mainly sexual
Commonnes-rarity: (info)
Alpine belt: rare
Subalpine belt: extremely rare
Montane belt: absent
Dry submediterranean belt: absent
Humid submediterranean belt: absent
Padanian area: absent
pH of the substrata:
1 2 3 4 5
Solar irradiation:
1 2 3 4 5
Aridity:
1 2 3 4 5
Eutrophication:
1 2 3 4 5
Poleotolerance:
0 1 2 3
Altitudinal distribution:
1 2 3 4 5 6
Rarity
absent
extremely rare
very rare
rare
rather rare
rather common
common
very common
extremely common
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Occurrence data
Predictive map

Source: Thor, G., Arup, U., Frisch, A., Grube, M., Vicente, R. & Westberg, M. 2023. Padjelanta National Park in Sweden, a lichen diversity heaven. Graphis Scripta 35 (7): 81–125. Oslo. ISSN 2002-4495. - CC BY-4.0
Distinctly gyrose apothecia on calcareous rock. R. Haugan H3360 (O
L116594). Scale bar: 1 mm. Photo M. Westberg.

P.L. Nimis; Owner: Department of Life Sciences, University of Trieste
Herbarium: TSB (34593)
2002/01/21

Courtesy Danièle et Olivier Gonnet - Source: https://www.afl-lichenologie.fr/Photos_AFL/Photos_AFL_P/Text_P_4/Polysporina_cyclocarpa.htm
France, 24/1/2017 - près du col de l'Échelle, alt. 1750 m, Névache - Hautes-Alpes

Courtesy Danièle et Olivier Gonnet - Source: https://www.afl-lichenologie.fr/Photos_AFL/Photos_AFL_P/Text_P_4/Polysporina_cyclocarpa.htm
France, 24/1/2017 - près du col de l'Échelle, alt. 1750 m, Névache - Hautes-Alpes

Courtesy Danièle et Olivier Gonnet - Source: https://www.afl-lichenologie.fr/Photos_AFL/Photos_AFL_P/Text_P_4/Polysporina_cyclocarpa.htm
France, 24/1/2017 - près du col de l'Échelle, alt. 1750 m, Névache - Hautes-Alpes
Growth form: Crustose
Substrata: rocks
Photobiont: green algae other than Trentepohlia
Reproductive strategy: mainly sexual
Commonnes-rarity: (info)
Alpine belt: rare
Subalpine belt: extremely rare
Montane belt: absent
Dry submediterranean belt: absent
Humid submediterranean belt: absent
Padanian area: absent
pH of the substrata:
| 1 | 2 | 3 | 4 | 5 |
Solar irradiation:
| 1 | 2 | 3 | 4 | 5 |
Aridity:
| 1 | 2 | 3 | 4 | 5 |
Eutrophication:
| 1 | 2 | 3 | 4 | 5 |
Poleotolerance:
| 0 | 1 | 2 | 3 |
Altitudinal distribution:
| 1 | 2 | 3 | 4 | 5 | 6 |
Rarity
absent
extremely rare
very rare
rare
rather rare
rather common
common
very common
extremely common
Loading data...
Occurrence data
Predictive map

