Porpidia ochrolemma (Vain.) Brodo & R. Sant.
in Brodo, Mycotaxon, 56: 161, 1995. Basionym: Pertusaria ochrolemma Vain. - Meddeland. Soc. Fauna Fl. Fenn., 6: 180, 1881.
Synonyms: Aspicilia ochrolemma (Vain.) Hue; Hymenelia ochrolemma (Vain.) Gowan & Ahti; Porpidia pseudomelinodes A.J. Schwab
Distribution: N - TAA (Nascimbene 2004, 2008b, Nascimbene & al. 2007b, 2022), Lomb (Dalle Vedove & al. 2004, Nascimbene 2006), Piem.
Description: Thallus crustose, endosubstratic to thinly episubstratic, smooth, continuous to finely rimose, cream-coloured to pale yellow-orange, sometimes blue-grey in marginal parts, with numerous, round to irregular, up to 0.8(-1.2) mm wide, concave to convex-tuberculate soralia bearing grey-white soredia; the soralia are often delimited by a thin, raised thalline rim. Medulla I-. Apothecia and pycnidia unknown. Photobiont chlorococcoid. Spot tests: soralia K+ yellow, C-, KC-, P+ orange. Chemistry: stictic acid. Note: on siliceous rocks near watercourses or in humid, but well-illuminated situations near or above treeline. Probably restricted to the Alps in Italy.
Growth form: Crustose
Substrata: rocks
Photobiont: green algae other than Trentepohlia
Reproductive strategy: mainly asexual, by soredia, or soredia-like structures (e.g. blastidia)
Commonnes-rarity: (info)
Alpine belt: very rare
Subalpine belt: very 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
Growth form: Crustose
Substrata: rocks
Photobiont: green algae other than Trentepohlia
Reproductive strategy: mainly asexual, by soredia, or soredia-like structures (e.g. blastidia)
Commonnes-rarity: (info)
Alpine belt: very rare
Subalpine belt: very 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 |