Theodor Carl (Karl) Julius Herzog (7 July 1880, Freiburg im Breisgau – 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 po ...

) was a German bryologist and phytogeographer. 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 ''Internat ...

Biography

He studied sciences in Freiburg and

Zürich , neighboring_municipalities = Adliswil, Dübendorf, Fällanden, Kilchberg, Maur, Oberengstringen, Opfikon, Regensdorf, Rümlang, Schlieren, Stallikon, Uitikon, Urdorf, Wallisellen, Zollikon , twintowns = Kunming, San Francisco Zürich ...

, obtaining his doctorate in 1903 from the

University of Munich The Ludwig Maximilian University of Munich (simply University of Munich or LMU; german: Ludwig-Maximilians-Universität München) is a public research university in Munich, Germany. It is Germany's sixth-oldest university in continuous operatio ...

as a student of botanist Ludwig Radlkofer (1829-1927). Later on, he obtained his habilitation 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 Carl Joseph Schröter (19 December 1855 – 7 February 1939) was a Swiss botanist born in Esslingen am Neckar, Germany. From 1874 he studied natural sciences at ''Eidgenössische Polytechnische Schule'' (ETH Zurich), where one of his early influen ...

(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 (1905 and 1908) and Bolivia (1907–08 and 1910–12).JSTOR Global Plants
(biography) In 1920 he became an associate professor of botany at the

, and later succeeded Wilhelm Detmer (1850-1930) at the

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 mosses, and also dealt with the systematics 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 ...

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

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 of the plant carry only a single set of ...

s, in particular the family

Lejeuneaceae Lejeuneaceae is the largest family of liverworts. Most of its members are epiphytes found in the tropics, while others can be found in temperate regions. The main characteristics of the family are that: #The leaves are incubous. #Amphigastrium ...

. The plant specific terms ''herzogiana'' and ''herzogii'' bear his name; two examples being: ''Frullania herzogiana'' and '' Luteolejeunea herzogii''. Also named in his honour; '' Herzogiella'' (1925), which is a genus of mosses belonging to the family

Hypnaceae Hypnaceae is a large family of moss with broad worldwide occurrence in the class Bryopsida, subclass Bryidae and order Hypnales. Genera include ''Hypnum'', ''Phyllodon'', and ''Taxiphyllum''. Ecology Some of the family species occur on the flo ...

. Then ''Herzogianthaceae'', which 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 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 u ...

. * ''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