Leif Tibell (born 16 November 1944) is a Swedish
lichenologist and
Emeritus Professor
''Emeritus'' (; female: ''emerita'') is an adjective used to designate a retired chair, professor, pastor, bishop, pope, director, president, prime minister, rabbi, emperor, or other person who has been "permitted to retain as an honorary title ...
at the
University of Uppsala. He is known for his expertise on
calicioid lichens. He was awarded the
Acharius Medal in 2012 for lifetime achievements in lichenology.
Biography
Tibell was born in
Gothenburg, Sweden, in 1944.
He developed an interest in lichens at a young age after meeting the prominent lichenologist
Gunnar Degelius
Gunnar Bror Fritiof Degelius ( né Nilsson until 1932; 27 January 1903 – 22 July 1993) was a Swedish lichenologist. Between the publications of his first and final scientific papers, Degelius had a 70-year-long research career. While he was ...
through the
Gothenburg Botanical Garden, where they were both members.
Degelius mentored Tibell, and recommended to him that he should study the subject at
Uppsala University
Uppsala University ( sv, Uppsala universitet) is a public research university in Uppsala, Sweden. Founded in 1477, it is the oldest university in Sweden and the Nordic countries still in operation.
The university rose to significance durin ...
, which he did after moving there in the mid 1960s.

He continued with
graduate studies
Postgraduate or graduate education refers to academic or professional degrees, certificates, diplomas, or other qualifications pursued by post-secondary students who have earned an undergraduate (bachelor's) degree.
The organization and struc ...
under the supervision of
Rolf Santesson
Rolf Santesson (1916–2013) was a Swedish lichenologist and university lecturer. He was awarded the Acharius Medal in 1992 for his lifetime contributions to lichenology.
Early life and education
Santesson was born in 1916 in Trollhättan, Swe ...
after accompanying him on a research excursion to Norway's
Varanger Peninsula
The Varanger Peninsula ( no, Varangerhalvøya; sme, Várnjárga; fkv, Varenkinniemi) is a peninsula in Finnmark county, Norway. It is located in the northeasternmost part of Norway, along the Barents Sea. The peninsula has the Tanafjorden to ...
in 1966.
Santesson was Curator of the Herbarium at the Botany Department. He was also the father of Johan Santesson, who knew Tibell through an
organic chemistry
Organic chemistry is a subdiscipline within chemistry involving the science, scientific study of the structure, properties, and reactions of organic compounds and organic materials, i.e., matter in its various forms that contain carbon atoms.Clay ...
research group they were both part of. Rolf Santesson, who became Tibell's Ph.D. supervisor and second main mentor,
suggested he should study
genera
Genus ( plural genera ) is a taxonomic rank used in the biological classification of living and fossil organisms as well as viruses. In the hierarchy of biological classification, genus comes above species and below family. In binomial ...
of the family
Caliciaceae – the
pin lichens. Tibell followed his advice and ultimately developed a long career that was largely dedicated to the study of this group. After earning a Ph.D. in 1975, Tibell accepted a position at the
Swedish Research Council that he held for many years. He was later promoted to Senior
Lecturer and ultimately
Professor
Professor (commonly abbreviated as Prof.) is an academic rank at universities and other post-secondary education and research institutions in most countries. Literally, ''professor'' derives from Latin as a "person who professes". Professor ...
in 2000.
As of 2021, he is an
Emeritus Professor
''Emeritus'' (; female: ''emerita'') is an adjective used to designate a retired chair, professor, pastor, bishop, pope, director, president, prime minister, rabbi, emperor, or other person who has been "permitted to retain as an honorary title ...
with the Department of Organismal Biology at Uppsala University.
Recognition
Tibell was awarded the
Acharius Medal in 2012. Swedish botanist Mats Wedin noted that another prominent Swedish lichenologist,
Erik Acharius
Erik Acharius (10 October 1757 – 14 August 1819) was a Swedish botanist who pioneered the Taxonomy (biology), taxonomy of lichens and is known as the "father of lichenology." Acharius was famously the last pupil of Carl Linnaeus.
Life
Ac ...
(for whom the medal is named), published one of the earliest taxonomic
monographs in lichenology also on the subject of calicioid lichens.
Tibell had a
Festschrift
In academia, a ''Festschrift'' (; plural, ''Festschriften'' ) is a book honoring a respected person, especially an academic, and presented during their lifetime. It generally takes the form of an edited volume, containing contributions from the ...
dedicated to him in celebration of his 60th birthday in 2004.
Eponyms
Several
taxa
In biology, a taxon ( back-formation from '' taxonomy''; plural taxa) is a group of one or more populations of an organism or organisms seen by taxonomists to form a unit. Although neither is required, a taxon is usually known by a particular n ...
have been named in honour of Tibell. These include:
''
Leifidium
''Leifidium'' is a genus of lichenized fungi in the family Sphaerophoraceae. The genus is monotypic, containing the single species ''Leifidium tenerum'', found in Australia and South America. The genus is named in honour of Swedish lichenologist ...
'' (1993); ''
Tibellia
''Tibellia'' is a genus of lichenized fungi in the family Ramalinaceae. This is a monotypic genus, containing the single species ''Tibellia dimerelloides''. The genus is named after Swedish lichenologist Leif Tibell
Leif Tibell (born 16 Nove ...
'' (1992); ''
Atla tibelliorum
''Atla tibelliorum'' is a rare species of saxicolous (rock-dwelling) in the family Verrucariaceae. Found in Finland and the United States, it was formally described as a new species in 2016 by Juha Pykälä and Leena Myllys. The type specimen wa ...
'' 2016); ''
Caloplaca tibellii
''Caloplaca'' is a lichen genus comprising a number of distinct species. Members of the genus are commonly called firedot lichen, jewel lichen.Field Guide to California Lichens, Stephen Sharnoff, Yale University Press, 2014, gold lichens, "ora ...
'' (2009); ''
Chaenothecopsis leifiana
''Chaenothecopsis'' is a genus of about 40 species of pin lichens in the family Mycocaliciaceae. Many of the species are resinicolous, meaning they grow on conifer resin or other plant exudates. Most common host plants are trees in the genera ''A ...
'' (2004); ''
Chaenothecopsis tibellii
''Chaenothecopsis'' is a genus of about 40 species of pin lichens in the family Mycocaliciaceae. Many of the species are resinicolous, meaning they grow on conifer resin or other plant exudates. Most common host plants are trees in the genera ''A ...
'' (2000); ''
Chapsa tibellii'' (2009); ''
Choreospora tibellii'' (1987); ''
Dimerella tibellii
''Coenogonium'' is a genus of crustose lichens in the monotypic family Coenogoniaceae. It has about 90 species. Most species are leaf-dwelling or grow on bark, although a few are known to grow on rocks under certain conditions, and some ar ...
'' ; ''
Diorygma tibellii'' ; ''
Hypotrachyna tibellii
''Hypotrachyna'' is a genus of lichenized fungi within the family Parmeliaceae. According to the ''Dictionary of the Fungi'' (10th edition, 2008), the widespread genus contains about 198 species. ''Hypotrachyna'' was circumscribed by American ...
'' (2009); ''
Lecanactis tibelliana'' (1994); ''
Phaeocalicium tibellii
''Phaeocalicium'' is a genus of lichen-forming fungi in the family Mycocaliciaceae. The genus was circumscribed in 1970 by German lichenologist Alexander Schmidt, with ''Phaeocalicium praecedens'' assigned as the type species.
Species
*'' Pha ...
'' (1992); ''
Plectocarpon tibellii
''Plectocarpon'' is a genus of lichens in the family Lecanographaceae.
Species
*''Plectocarpon aequatoriale''
*''Plectocarpon bunodophori''
*''Plectocarpon concentricum''
*''Plectocarpon coppinsii''
*''Plectocarpon cristalliferum''
*''Plec ...
'' ; ''
Pronectria tibellii
''Pronectria'' is a genus of fungi in the family Bionectriaceae. It consists of 44 species, all of which are lichenicolous. The genus was circumscribed by American plant ecologist Frederic Clements in 1931.
Species
*'' Pronectria algicola ...
'' (2004); ''
Pyrgillus tibellii
''Pyrgillus'' is a genus of fungi in the family Pyrenulaceae
The Pyrenulaceae are a family of fungi in the order Pyrenulales. The family was first named by German botanist Gottlob Ludwig Rabenhorst in 1870. Species in the family have a widesp ...
'' (2012); ''
Rinodina tibellii'' (1983); ''
Sphaerophorus tibellii'' (1992); ''
Xanthoparmelia tibellii'' (2004); and ''
Xanthoria tibellii'' (2003).
Selected publications
Some of Tibell's major publications include:
*
*
*
*
*
*
*
See also
*
:Taxa named by Leif Tibell
References
{{DEFAULTSORT:Tibell, Leif
1944 births
Living people
People from Gothenburg
Swedish lichenologists
Swedish taxonomists
Acharius Medal recipients
Uppsala University alumni
Academic staff of Uppsala University
20th-century Swedish scientists
21st-century Swedish scientists