Umbilicaria torrefacta (Lightf.) Schrad.

Brown Umbilicaria, thallus rugose, perforated when older, lower surface with well-developed trabeculae. Usually on siliceous boulders in screes, but also on well-lit dry rocks. An arctic-alpine species. Rare in the Czech Republic, recorded from various localities in the Krkonoše and Šumava Mts and from Mt Břidličná in the Hrubý Jeseník Mts.

Literature: Lisická E. (1980): Flechtenfamilie Umbilicariaceae Fée in der Tschechoslowakei. – Biologické Práce SAV 26/4: 1–152.

taxonomic classification:

Ascomycota Lecanoromycetes Umbilicariales Umbilicariaceae Umbilicaria

Red List (Liška & Palice 2010):CR – critically endangered
Red List (Malíček 2023):C1 – critically endangered

Occurrence in the Czech Republic

All records: 15, confirmed 7. One click on a selected square displays particular record(s), including their source(s).


record after the selected year
record before the selected year
records without date
Doubtful and erroneous records are not displayed.
credible record
doubtful record
erroneous record
record without revision

Altitude preferences

Distribution Timeline

Substrate type

Substrate preferences

© Botanický ústav AV ČR, v. v. i. 2020–2024