Lepraria finkii (B. de Lesd.) R.C. Harris

Evansia, 2: 45, 1985. Basionym: Crocynia finkii B. de Lesd. - Bull. Soc. Bot. France, 71: 334, 1924.
Synonyms: Crocynia aliciae Hue; Crocynia andrewii B. de Lesd.; Crocynia lobificans auct.; Crocynia mollissima B. de Lesd.; Crocynia sciatropha Hue; Lepraria aeruginosa auct. p.p.; Lepraria latebrarum auct. p.p. non Ach.; Lepraria lobificans auct. non Nyl.; Leproloma lobificans auct. non (Nyl.) Boistel
Description: Thallus leprose, soft and spongy, 0.2-0.8(-1) mm thick, pale green, bluish white to pale blue-grey, rarely bluish green, usually diffuse, without marginal lobes, or, more rarely, faintly sublobate at margin, composed of soredia-like, ecorticate granules forming a thick, powdery crust. Granules (25-)60-80(-120) μm in diam, often loosely gathered into up to 500 µm wide aggregates, loosely connected by abundant, projecting, never clam-shaped, short hyphae. Medulla thick, white, the hyphae 1.5-5 µm thick. Hypothallus composed of tightly arranged hyphae; rhizohyphae not forming a well-developed waft. Photobiont chlorococcoid, the cells spherical, up to 21 µm in diam. Spot tests: K+ dull yellow-brown, C-, KC- or KC+ yellow-browm, P+ orange, UV- or UV+ brown-red. Chemistry: atranorin and stictic acid, and variable amounts of constictic acid and zeorin.
Growth form: Leprose
Photobiont: green algae other than Trentepohlia
Reproductive strategy: mainly asexual, by soredia, or soredia-like structures (e.g. blastidia)

Commonnes-rarity: (info)

Alpine belt: absent
Subalpine belt: very rare
Montane belt: rather rare
Dry submediterranean belt: common
Humid submediterranean belt: common
Padanian area: rather common

pH of the substrata:

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Poleotolerance:

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Altitudinal distribution:

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Rarity

absent
extremely rare
very rare
rare
rather rare
rather common
common
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extremely common
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Occurrence data
Predictive map
Model ImageCurrent prediction (1981-2010)
Model ImageFuture prediction (2071-2100) SSP 1-2.6
Model ImageFuture prediction (2071-2100) SSP 5-8.5
Predictive maps according to Francesconi et al. 2025

Walter Obermayer CC BY-SA 4.0 - Source: Lichens of Noricum - http://lichens-of-noricum.uni-graz.at/


P.L. Nimis; Owner: Department of Life Sciences, University of Trieste
Herbarium: TSB (32761)
2001/12/13
habitus


P.L. Nimis; Owner: Department of Life Sciences, University of Trieste
Herbarium: TSB (32761)
2001/12/13


Walter Obermayer CC BY-SA 4.0 - Source: Lichens of Noricum - http://lichens-of-noricum.uni-graz.at/


Walter Obermayer CC BY-SA 4.0 - Source: Lichens of Noricum - http://lichens-of-noricum.uni-graz.at/


P.L. Nimis; Owner: Department of Life Sciences, University of Trieste
Herbarium: TSB (32761)
2001/12/13
habitus


Walter Obermayer CC BY-SA 4.0 - Source: Lichens of Noricum - http://lichens-of-noricum.uni-graz.at/