Theodor Carl Julius Herzog
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Theodor Carl (Karl) Julius Herzog (7 July 1880,
Freiburg im Breisgau Freiburg im Breisgau (; abbreviated as Freiburg i. Br. or Freiburg i. B.; Low Alemannic German, Low Alemannic: ''Friburg im Brisgau''), commonly referred to as Freiburg, is an independent city in Baden-Württemberg, Germany. With a population o ...
– 6 May 1961,
Jena Jena () is a German city and the second largest city in Thuringia. Together with the nearby cities of Erfurt and Weimar, it forms the central metropolitan area of Thuringia with approximately 500,000 inhabitants, while the city itself has a popu ...
) was a German bryologist and
phytogeographer Phytogeography (from Greek φυτόν, ''phytón'' = "plant" and γεωγραφία, ''geographía'' = "geography" meaning also distribution) or botanical geography is the branch of biogeography that is concerned with the geographic distribution o ...
. This botanist is denoted by the author abbreviation Herz. when citing a
botanical name A botanical name is a formal scientific name conforming to the '' International Code of Nomenclature for algae, fungi, and plants'' (ICN) and, if it concerns a plant cultigen, the additional cultivar or Group epithets must conform to the ''Intern ...
.


Biography

He studied sciences in Freiburg and
Zürich Zürich () is the list of cities in Switzerland, largest city in Switzerland and the capital of the canton of Zürich. It is located in north-central Switzerland, at the northwestern tip of Lake Zürich. As of January 2020, the municipality has 43 ...
, obtaining his doctorate in 1903 from the University of Munich as a student of botanist Ludwig Radlkofer (1829-1927). Later on, he obtained his
habilitation Habilitation is the highest university degree, or the procedure by which it is achieved, in many European countries. The candidate fulfills a university's set criteria of excellence in research, teaching and further education, usually including a ...
at
Eidgenössische Technische Hochschule (colloquially) , former_name = eidgenössische polytechnische Schule , image = ETHZ.JPG , image_size = , established = , type = Public , budget = CHF 1.896 billion (2021) , rector = Günther Dissertori , president = Joël Mesot , ac ...
in Zürich under the sponsorship of Carl Joseph Schröter (1855-1939).Deutsche Biographie
/ref> From 1904 to 1912, he was engaged in a series of botanical excursions;
Sardinia Sardinia ( ; it, Sardegna, label=Italian, Corsican and Tabarchino ; sc, Sardigna , sdc, Sardhigna; french: Sardaigne; sdn, Saldigna; ca, Sardenya, label=Algherese and Catalan) is the second-largest island in the Mediterranean Sea, after ...
(1904 and 1906),
Ceylon Sri Lanka (, ; si, ශ්‍රී ලංකා, Śrī Laṅkā, translit-std=ISO (); ta, இலங்கை, Ilaṅkai, translit-std=ISO ()), formerly known as Ceylon and officially the Democratic Socialist Republic of Sri Lanka, is an ...
(1905 and 1908) and
Bolivia , image_flag = Bandera de Bolivia (Estado).svg , flag_alt = Horizontal tricolor (red, yellow, and green from top to bottom) with the coat of arms of Bolivia in the center , flag_alt2 = 7 × 7 square p ...
(1907–08 and 1910–12).JSTOR Global Plants
(biography)
In 1920 he became an associate professor of botany at the University of Munich, and later succeeded
Wilhelm Detmer Wilhelm Detmer (11 March 1850, in Hamburg – 12 December 1930, in Hamburg) University of Jena The University of Jena, officially the Friedrich Schiller University Jena (german: Friedrich-Schiller-Universität Jena, abbreviated FSU, shortened form ''Uni Jena''), is a public research university located in Jena, Thuringia, Germany. The un ...
(1925), where he remained until 1948. He was a leading authority of
moss Mosses are small, non-vascular flowerless plants in the taxonomic division Bryophyta (, ) '' sensu stricto''. Bryophyta (''sensu lato'', Schimp. 1879) may also refer to the parent group bryophytes, which comprise liverworts, mosses, and hor ...
es, and also dealt with the
systematics Biological systematics is the study of the diversification of living forms, both past and present, and the relationships among living things through time. Relationships are visualized as evolutionary trees (synonyms: cladograms, phylogenetic tre ...
and
phytogeography Phytogeography (from Greek φυτόν, ''phytón'' = "plant" and γεωγραφία, ''geographía'' = "geography" meaning also distribution) or botanical geography is the branch of biogeography that is concerned with the geographic distribution o ...
of
flowering plant Flowering plants are plants that bear flowers and fruits, and form the clade Angiospermae (), commonly called angiosperms. The term "angiosperm" is derived from the Greek words ('container, vessel') and ('seed'), and refers to those plants th ...
s. As his career progressed, he focused more of his attention towards the classification of liverworts, in particular the family Lejeuneaceae. The plant specific terms ''herzogiana'' and ''herzogii'' bear his name; two examples being: ''Frullania herzogiana'' and ''
Luteolejeunea herzogii ''Luteolejeunea herzogii'' is a species of liverwort in the family Lejeuneaceae. This species is distributed in Costa Rica, Panama, Colombia, and Peru , image_flag = Flag of Peru.svg , image_coat = Escudo naciona ...
''. Also named in his honour; ''
Herzogiella ''Herzogiella'' is a genus of mosses belonging to the family Hypnaceae. The genus name of ''Herzogiella'' is in honour of Theodor Carl Julius Herzog (1880– 1961), who was a German bryologist and phytogeographer. The genus was circumscribed ...
'' (1925), which is a genus of
moss Mosses are small, non-vascular flowerless plants in the taxonomic division Bryophyta (, ) '' sensu stricto''. Bryophyta (''sensu lato'', Schimp. 1879) may also refer to the parent group bryophytes, which comprise liverworts, mosses, and hor ...
es belonging to the family Hypnaceae. Then ''Herzogianthaceae'', which is a family of
liverworts The Marchantiophyta () are a division of non-vascular land plants commonly referred to as hepatics or liverworts. Like mosses and hornworts, they have a gametophyte-dominant life cycle, in which cells of the plant carry only a single set of ge ...
belonging to the order
Ptilidiales Ptilidiales is an order of liverwort The Marchantiophyta () are a division of non-vascular land plants commonly referred to as hepatics or liverworts. Like mosses and hornworts, they have a gametophyte-dominant life cycle, in which cells ...
, that family consists of only one genus: ''
Herzogianthus Herzogianthaceae is a family of liverworts belonging to the order Ptilidiales Ptilidiales is an order of liverwort The Marchantiophyta () are a division of non-vascular land plants commonly referred to as hepatics or liverworts. Like mos ...
'' R.M.Schust.(1960). Later published were, '' Herzogiaria'' (1981), and ''Herzogobryum'' (1963), which are both genera of liverworts.


Principal works

* ''Vom Urwald zu den Gletschern der Kordillere'', 1913 – From the jungles to the glaciers of the
Cordillera A cordillera is an extensive chain and/or network system of mountain ranges, such as those in the west coast of the Americas. The term is borrowed from Spanish, where the word comes from , a diminutive of ('rope'). The term is most commonly us ...
. * ''Die Pflanzenwelt der bolivischen Anden und ihres östlichen Vorlandes'', 1923 – Vegetation of the Bolivian
Andes The Andes, Andes Mountains or Andean Mountains (; ) are the longest continental mountain range in the world, forming a continuous highland along the western edge of South America. The range is long, wide (widest between 18°S – 20°S ...
and its eastern foothills. * ''Anatomie der Lebermosse'', 1925 – Anatomy of liverworts. * ''Bergfahrten in Südamerika'', 1925 – Mountain ascents in South America. * ''Geographie der moose'', 1926 – Geography of mosses.Open Library
(publications)


References


External links

*
IPNI
List of plants described & co-described by Herzog. Botanists with author abbreviations 1880 births 1961 deaths 20th-century German botanists German phytogeographers Academic staff of the University of Jena Academic staff of the Ludwig Maximilian University of Munich Scientists from Freiburg im Breisgau Bryologists {{germany-botanist-stub