Staurothele clopima (Wahlenb.) Th. Fr.
N. Acta Reg. Soc. Sci. Upsal., ser. 3, 3: 263, 1861. Basionym: Verrucaria clopima Wahlenb. in Ach. - K. Vetensk.-Akad. Nya Handl., 30: 152, 1809.
Synonyms: Staurothele fuscocuprea (Nyl.) Zschacke; Staurothele perradiata Lynge; Staurothele septentrionalis Lynge; Verrucaria cuprea var. fuscocuprea Nyl.
Distribution: N - TAA (Nascimbene 2005, Thor & Nascimbene 2007, Nascimbene & al. 2007b, 2022), Lomb.
Description: Thallus crustose, episubstratic, thin, continuous to rimose, dark brown to blackish brown. Perithecia black, without involucrellum, 0.4-0.6 mm across, completely immersed into hemispherical, strongly projecting thalline warts with a brown to black apex. Exciple dark throughout; hymenium I+ blue; hymenial algae bacilliform, straight or curved; hamathecium of periphyses and periphysoids, interascal filaments absent. Asci 2-spored, clavate, the wall thickened above, with an ocular chamber, after dehiscence with a delicate extruded endotunica, I-, K/I-. Ascospores muriform, pale to mid-brown, oblong-ellipsoid to ellipsoid, 35-48 x 14-21 μm. Photobiont chlorococcoid (Stichococcus), present in both thallus and hymenium. Spot tests: K-, C-, KC-, P-, UV-. Chemistry: without lichen substances.
Note: on siliceous rocks, amphibious in montane to Alpine creeks; probably restricted to the Alps in Italy, and more widespread there.
Growth form: Crustose
Substrata: rocks
Photobiont: green algae other than Trentepohlia
Reproductive strategy: mainly sexual
Periodically submerged (e.g. in creeks)
Commonnes-rarity: (info)
Alpine belt: very rare
Subalpine belt: 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
Predictive model
Herbarium samples
J. Nascimbene CC BY-SA 4.0
Stelvio National Park, Reg. Trentino-Alto Adige Prov. Trento, Italy. 07.2005
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
Growth form: Crustose
Substrata: rocks
Photobiont: green algae other than Trentepohlia
Reproductive strategy: mainly sexual
Periodically submerged (e.g. in creeks)
Commonnes-rarity: (info)
Alpine belt: very rare
Subalpine belt: 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
Predictive model
Herbarium samples |