Cornelius Osten
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Cornelius Osten
Cornelius Osten (11 February 1863, in Bremen – 6 September 1936, in Montevideo) was a German businessman and botanist known for his investigations of Uruguayan flora. He specialized in studies of the botanical family Cyperaceae (sedges). In 1896 he emigrated to Uruguay, where he worked with José Arechavaleta, director of the natural history museum in Montevideo. In 1934 he was awarded with an honorary doctorate from the University of Göttingen. His herbarium of 23,000 items was bequeathed to the natural history museum in Montevideo. The plant genus ''Ostenia'' (family Alismataceae) was named in his honor by Franz Georg Philipp Buchenau. GRIN Taxonomy for Plants
Ostenia


Selected works

* "Plantae Uruguayenses. 1 Pteridophyta", 1925 (with

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Bremen
Bremen (Low German also: ''Breem'' or ''Bräm''), officially the City Municipality of Bremen (german: Stadtgemeinde Bremen, ), is the capital of the German state Free Hanseatic City of Bremen (''Freie Hansestadt Bremen''), a two-city-state consisting of the cities of Bremen and Bremerhaven. With about 570,000 inhabitants, the Hanseatic city is the 11th largest city of Germany and the second largest city in Northern Germany after Hamburg. Bremen is the largest city on the River Weser, the longest river flowing entirely in Germany, lying some upstream from its mouth into the North Sea, and is surrounded by the state of Lower Saxony. A commercial and industrial city, Bremen is, together with Oldenburg and Bremerhaven, part of the Bremen/Oldenburg Metropolitan Region, with 2.5 million people. Bremen is contiguous with the Lower Saxon towns of Delmenhorst, Stuhr, Achim, Weyhe, Schwanewede and Lilienthal. There is an exclave of Bremen in Bremerhaven, the "Citybremian Overseas Port ...
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Montevideo
Montevideo () is the Capital city, capital and List of cities in Uruguay, largest city of Uruguay. According to the 2011 census, the city proper has a population of 1,319,108 (about one-third of the country's total population) in an area of . Montevideo is situated on the southern coast of the country, on the northeastern bank of the Río de la Plata. The city was established in 1724 by a Spanish soldier, Bruno Mauricio de Zabala, as a strategic move amidst the Spanish people, Spanish-Portuguese people, Portuguese dispute over the La Plata Basin, platine region. It was also under brief British invasions of the Río de la Plata, British rule in 1807, but eventually the city was retaken by Spanish criollos who defeated the British invasions of the River Plate. Montevideo is the seat of the administrative headquarters of Mercosur and ALADI, Latin America's leading trade blocs, a position that entailed comparisons to the role of Brussels in Europe. The 2019 Mercer's report on qual ...
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Botanist
Botany, also called , plant biology or phytology, is the science of plant life and a branch of biology. A botanist, plant scientist or phytologist is a scientist who specialises in this field. The term "botany" comes from the Ancient Greek word (''botanē'') meaning "pasture", " herbs" "grass", or " fodder"; is in turn derived from (), "to feed" or "to graze". Traditionally, botany has also included the study of fungi and algae by mycologists and phycologists respectively, with the study of these three groups of organisms remaining within the sphere of interest of the International Botanical Congress. Nowadays, botanists (in the strict sense) study approximately 410,000 species of land plants of which some 391,000 species are vascular plants (including approximately 369,000 species of flowering plants), and approximately 20,000 are bryophytes. Botany originated in prehistory as herbalism with the efforts of early humans to identify – and later cultivate – edible, med ...
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Cyperaceae
The Cyperaceae are a family of graminoid (grass-like), monocotyledonous flowering plants known as sedges. The family is large, with some 5,500 known species described in about 90 genera, the largest being the "true sedges" genus ''Carex'' with over 2,000 species. These species are widely distributed, with the centers of diversity for the group occurring in tropical Asia and tropical South America. While sedges may be found growing in almost all environments, many are associated with wetlands, or with poor soils. Ecological communities dominated by sedges are known as sedgelands or sedge meadows. Some species superficially resemble the closely related rushes and the more distantly related grasses. Features distinguishing members of the sedge family from grasses or rushes are stems with triangular cross-sections (with occasional exceptions, a notable example being the tule which has a round cross-section) and leaves that are spirally arranged in three ranks. In comparison, ...
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José Arechavaleta
José Arechavaleta (1838–1912) José Arechavaleta (27 September 1838, Urioste, near Bilbao – 16 June 1912, Montevideo) was a Spanish-born pharmacist, geologist and naturalist, active in Uruguay. At the age of 18, he emigrated to Uruguay, where he made the acquaintanceship of botanist José Ernesto Gibert (1818–1886). In 1862 he obtained a degree in pharmacy, and later taught classes in botany, zoology and natural history at the University of the Republic in Montevideo. In 1892 he was appointed general director of the natural history museum in Montevideo, a position he kept until his death in 1912.JSTOR Global Plants
biography
In Uruguay, he studied and collected insects from all parts of the country, being particularly interested in

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University Of Göttingen
The University of Göttingen, officially the Georg August University of Göttingen, (german: Georg-August-Universität Göttingen, known informally as Georgia Augusta) is a public research university in the city of Göttingen, Germany. Founded in 1734 by George II, King of Great Britain and Elector of Hanover, and starting classes in 1737, the Georgia Augusta was conceived to promote the ideals of the Enlightenment. It is the oldest university in the state of Lower Saxony and the largest in student enrollment, which stands at around 31,600. Home to many noted figures, it represents one of Germany's historic and traditional institutions. According to an official exhibition held by the University of Göttingen in 2002, 44 Nobel Prize winners had been affiliated with the University of Göttingen as alumni, faculty members or researchers by that year alone. The University of Göttingen was previously supported by the German Universities Excellence Initiative, holds memberships ...
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Herbarium
A herbarium (plural: herbaria) is a collection of preserved plant specimens and associated data used for scientific study. The specimens may be whole plants or plant parts; these will usually be in dried form mounted on a sheet of paper (called ''exsiccatum'', plur. ''exsiccata'') but, depending upon the material, may also be stored in boxes or kept in alcohol or other preservative. The specimens in a herbarium are often used as reference material in describing plant taxa; some specimens may be types. The same term is often used in mycology to describe an equivalent collection of preserved fungi, otherwise known as a fungarium. A xylarium is a herbarium specialising in specimens of wood. The term hortorium (as in the Liberty Hyde Bailey Hortorium) has occasionally been applied to a herbarium specialising in preserving material of horticultural origin. History The making of herbaria is an ancient phenomenon, at least six centuries old, although the techniques have changed l ...
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Alismataceae
The water-plantains (Alismataceae) are a family of flowering plants, comprising 19 genera (17 extant and 2 fossil) and 117 species. The family has a cosmopolitan distribution, with the greatest number of species in temperate regions of the Northern Hemisphere. Most of the species are Herbaceous plant, herbaceous aquatic plants growing in marshes and ponds. Description Most Alismataceae are robust Perennial plant, perennials, but some may be Annual plant, annual or perennial, depending on water conditions — they are normally perennial in permanent waters, annual in more seasonal conditions but there are exceptions. The Plant stem, stems are corm-like or stoloniferous. Juvenile and submerse Leaf, leaves are often Leaf shape, linear, whilst more mature and emerse leaves can be linear to Leaf shape, ovate or even Leaf shape, sagittate. Most have a distinct Petiole (botany), petiole, with a sheathed base. The inflorescence is usually compound with whorls of branches, though som ...
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Franz Georg Philipp Buchenau
Franz Georg Philipp Buchenau (12 January 1831 – 23 April 1906) was a German botanist and phytogeography, phytogeographer who was a native of Kassel. He specialized in flora of northwestern Germany. He studied at the Universities of University of Marburg, Marburg and University of Göttingen, Göttingen, and from 1855 was a schoolteacher in Bremen. In 1864 he was co-founder of the association for natural sciences in Bremen. Buchenau was the author of works involving the regional flora of the East Frisian Islands, ''Flora der Ostfriesischen Inseln'', and of Bremen/Grand Duchy of Oldenburg, Oldenburg, ''Flora von Bremen und Oldenburg''. He also published a comprehensive monograph on the botanical family Juncaceae, titled ''Monographia Juncacearum''. References Biographical Dictionary of OstfrieslandFranz Georg Philipp Buchenau (biographical information) External links

* 1831 births 1906 deaths Scientists from Kassel People from the Electorate of Hesse 19th-century Ge ...
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Wilhelm Gustav Franz Herter
Wilhelm (Guillermo) Gustav Franz Herter (10 January 1884 in Berlin – 17 April 1958 in Hamburg) was a German botanist and mycologist. In 1908 he received his doctorate in Berlin with a dissertation on the genus ''Lycopodium''. From 1923 to 1939 he lived and worked in Uruguay, gaining Uruguayan citizenship in 1925. In Montevideo, he was associated with its botanical garden and museum, and in the meantime taught classes at the university. In 1934 he became director of the ''Revista Sudamericana de Botánica''.JSTOR Global Plants
biography
During the Second World War, Herter was the director of the nazi-german publishing series 'Veröffentlichungen der Staatlichen Botanischen Anstalten des Generalgouvernements". Known for his work in the fields of systematic ...
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Pteridophyta
A pteridophyte is a vascular plant (with xylem and phloem) that disperses spores. Because pteridophytes produce neither flowers nor seeds, they are sometimes referred to as "cryptogams", meaning that their means of reproduction is hidden. Ferns, horsetails (often treated as ferns), and lycophytes (clubmosses, spikemosses, and quillworts) are all pteridophytes. However, they do not form a monophyletic group because ferns (and horsetails) are more closely related to seed plants than to lycophytes. "Pteridophyta" is thus no longer a widely accepted taxon, but the term ''pteridophyte'' remains in common parlance, as do ''pteridology'' and ''pteridologist'' as a science and its practitioner, respectively. Ferns and lycophytes share a life cycle and are often collectively treated or studied, for example by the International Association of Pteridologists and the Pteridophyte Phylogeny Group. Description Pteridophytes (ferns and lycophytes) are free-sporing vascular plants that have a lif ...
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Gunnera
''Gunnera'' is the sole genus of herbaceous flowering plants in the family Gunneraceae, which contains 63 species. Some species in this genus, namely those in the subgenus ''Panke'', have extremely large leaves. Species in the genus are variously native to Latin America, Australia, New Zealand, Papuasia, Hawaii, insular Southeast Asia, Africa, and Madagascar. The stalks of many species are edible. Taxonomy ''Gunnera'' is the only genus in the family Gunneraceae. The APG II system, of 2003, also recognizes this family and assigns it to the order Gunnerales in the clade core eudicots. The family then consisted of one or two genera, ''Gunnera'' and, optionally, ''Myrothamnus'', the latter optionally segregated as a separate family, Myrothamnaceae. This represents a change from the APG system, of 1998, which firmly recognized two separate families, unplaced as to order. The APG III system and APG IV system recognizes the family Gunneraceae and places ''Myrothamnus'' in Myrothamna ...
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