Ludolph Christian Treviranus (18 September 1779 in Bremen – 6 May 1864 in

Bonn The federal city of Bonn ( lat, Bonna) is a city on the banks of the Rhine in the German state of North Rhine-Westphalia, with a population of over 300,000. About south-southeast of Cologne, Bonn is in the southernmost part of the Rhine-Ru ...

) was a German botanist born in Bremen. He was a younger brother to naturalist

Gottfried Reinhold Treviranus Gottfried Reinhold Treviranus (4 February 1776, Bremen – 16 February 1837, Bremen) was a German physician, naturalist, and proto-evolutionary biologist. His younger brother, Ludolph Christian Treviranus (1779–1864), was also a naturalist ...

(1776–1837). In 1801 he earned his doctorate 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 ...

, where he had as instructors; botanist

August Batsch August Johann Georg Karl Batsch (28 October 1761 – 29 September 1802) was a German naturalist. He was a recognised authority on mushrooms, and also described new species of ferns, bryophytes, and seed plants. Life and career Batsch was born ...

(1761–1802) and philosophers

Friedrich Schelling Friedrich Wilhelm Joseph Schelling (; 27 January 1775 – 20 August 1854), later (after 1812) von Schelling, was a German philosopher. Standard histories of philosophy make him the midpoint in the development of German idealism, situating him be ...

(1775–1854) and Johann Gottlieb Fichte (1762–1814). In 1807 he was a professor at the

Lyceum The lyceum is a category of educational institution defined within the education system of many countries, mainly in Europe. The definition varies among countries; usually it is a type of secondary school. Generally in that type of school the t ...

at Bremen, and in 1812 became a professor of natural history and botany at the

University of Rostock The University of Rostock (german: link=no, Universität Rostock) is a public university located in Rostock, Mecklenburg-Vorpommern, Germany. Founded in 1419, it is the third-oldest university in Germany. It is the oldest university in continen ...

, where he was also director of the

botanical gardens A botanical garden or botanic gardenThe terms ''botanic'' and ''botanical'' and ''garden'' or ''gardens'' are used more-or-less interchangeably, although the word ''botanic'' is generally reserved for the earlier, more traditional gardens, an ...

. In 1816 he replaced Johann Heinrich Friedrich Link (1767–1851) as professor of botany at the

University of Breslau A university () is an institution of higher (or tertiary) education and research which awards academic degrees in several academic disciplines. Universities typically offer both undergraduate and postgraduate programs. In the United States, th ...

, and in 1820 transferred to the

University of Bonn The Rhenish Friedrich Wilhelm University of Bonn (german: Rheinische Friedrich-Wilhelms-Universität Bonn) is a public research university located in Bonn, North Rhine-Westphalia, Germany. It was founded in its present form as the ( en, Rhine ...

, where he was successor to

Christian Gottfried Daniel Nees von Esenbeck Christian Gottfried Daniel Nees von Esenbeck (14 February 1776 – 16 March 1858) was a prolific Germany, German botanist, physician, zoologist, and natural philosopher. He was a contemporary of Goethe and was born within the lifetime of Carl Li ...

(1776–1858). Treviranus remained at

until his death in 1864. In his earlier studies, he worked mostly in the fields of

plant anatomy Plant anatomy or phytotomy is the general term for the study of the internal structure of plants. Originally it included plant morphology, the description of the physical form and external structure of plants, but since the mid-20th century plant ...

and

physiology Physiology (; ) is the scientific study of functions and mechanisms in a living system. As a sub-discipline of biology, physiology focuses on how organisms, organ systems, individual organs, cells, and biomolecules carry out the chemical ...

, afterwards focusing on taxonomic issues. Between 1815 and 1828, he published noted works on the sexuality and

embryology Embryology (from Greek ἔμβρυον, ''embryon'', "the unborn, embryo"; and -λογία, ''-logia'') is the branch of animal biology that studies the prenatal development of gametes (sex cells), fertilization, and development of embryos ...

phanerogam A spermatophyte (; ), also known as phanerogam (taxon Phanerogamae) or phaenogam (taxon Phaenogamae), is any plant that produces seeds, hence the alternative name seed plant. Spermatophytes are a subset of the embryophytes or land plants. They inc ...

s. He is credited for discovery of the intercellular space in a plant's parenchyma. The botanical

genus 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 nom ...

'' Trevirana'' (

Gesneriaceae Gesneriaceae, the gesneriad family, is a family of flowering plants consisting of about 152 genera and ca. 3,540 species in the tropics and subtropics of the Old World (almost all Didymocarpoideae) and the New World (most Gesnerioideae), wi ...

) was named in his honor by

Carl Ludwig Willdenow Carl Ludwig Willdenow (22 August 1765 – 10 July 1812) was a German botanist, pharmacist, and plant taxonomist. He is considered one of the founders of phytogeography, the study of the geographic distribution of plants. Willdenow was al ...

(1765–1812).Google Books
Thesaurus literaturae botanicae omnium gentium: inde a rerum botanicarum ...by

Georg August Pritzel Georg August Pritzel (2 September 1815, Carolath – 14 June 1874) was a German librarian and botanical writer. He studied in Breslau, graduating with a dissertation titled ''Anemonarum revisio''. In 1851 he began work as a ''Hülfsarbeiter'' at ...

Selected writings

* ''Vom inwendigen Bau der Gewächse'' (On the inward construction of plants), (1806). * ''Beiträge zur Pflanzenphysiologie'' (Contributions to plant physiology), (1811). * ''Von der Entwickelung des Embryo und seiner Umhüllungen im Pflanzenei'' (On the development of the embryo and its sheaths in Pflanzenei), (1815). * ''De ovo vegetabili ejusque mutationibus observationes recentiores'', (1828). * ''Physiologie der Gewächse'' (Physiology of plants, two volumes), (1835–38).

References

* Biographical information is based on a translation of an article at the German Wikipedia, that includes information fro

Allgemeine Deutsche Biographie.

External links

IPNI
List of plants described by Treviranus. {{DEFAULTSORT:Treviranus, Ludolph Christian German taxonomists 1779 births 1864 deaths Botanists with author abbreviations Academic staff of the University of Bonn Academic staff of the University of Rostock Academic staff of the University of Breslau Scientists from Bremen 19th-century German botanists