paragraph_text: The Botanischer Garten Duisburg-Hamborn, also known as the Botanischer Garten Duisburg or the Botanischer Garten Hamborn, is a municipal botanical garden and aquarium located at Fürst-Pückler-Straße 18, Duisburg, North Rhine-Westphalia, Germany. It is open daily, and should not be confused with the Botanischer Garten Kaiserberg, another botanical garden in Duisburg.

paragraph_text: Herglotz studied Mathematics and Astronomy at the University of Vienna in 1899, and attended lectures by Ludwig Boltzmann. In this time of study, he had a friendship with his colleagues Paul Ehrenfest, Hans Hahn and Heinrich Tietze. In 1900 he went to the LMU Munich and achieved his Doctorate in 1902 under Hugo von Seeliger. Afterwards, he went to the University of Göttingen, where he habilitated under Felix Klein. In 1904 he became Privatdozent for Astronomy and Mathematics there, and in 1907 Professor extraordinarius. In 1908 he became Professor extraordinarius in Vienna, and in 1909 at the University of Leipzig. From 1925 (until becoming Emeritus in 1947) he again was in Göttingen as the successor of Carl Runge on the chair of applied mathematics. One of his students was Emil Artin.

paragraph_text: Botany originated in prehistory as herbalism with the efforts of early humans to identify – and later cultivate – edible, medicinal and poisonous plants, making it one of the oldest branches of science. Medieval physic gardens, often attached to monasteries, contained plants of medical importance. They were forerunners of the first botanical gardens attached to universities, founded from the 1540s onwards. One of the earliest was the Padua botanical garden. These gardens facilitated the academic study of plants. Efforts to catalogue and describe their collections were the beginnings of plant taxonomy, and led in 1753 to the binomial system of Carl Linnaeus that remains in use to this day.

paragraph_text: The Jardín Botánico Clavijero ( "Clavijero Botanical Garden" ) is an important botanical garden in the city of Xalapa, Veracruz, Mexico. The garden is dedicated to Francisco Javier Clavijero, who was a Novohispano Jesuit teacher, scholar and historian.

paragraph_text: The Margraviate of Austria was a southeastern frontier march of the Holy Roman Empire created in 976 out of the territory on the border with the Principality of Hungary. Originally under the overlordship of the Dukes of Bavaria, it was ruled by margraves of the Franconian Babenberg dynasty. It became an Imperial State in its own right, when the Babenbergs were elevated to Dukes of Austria in 1156.

paragraph_text: The M. M. Gryshko National Botanical Garden (, "Natsionalnyi botanichnyi sad im. M.M.Hryshka"; , "Natsionalnyi botanicheskiy sad im. N.N.Grishko") is located in Kiev, the capital of Ukraine.

paragraph_text: The Forstbotanischer Garten Eberswalde (8 hectares) is a botanical garden and arboretum located at Am Zainhammer 5, Eberswalde, Brandenburg, Germany. It is open daily without charge.

paragraph_text: Highline Botanical Garden is a community botanical garden located at 13735 24th Avenue South, SeaTac, Washington. It is open daily without charge.

paragraph_text: The Botanischer Garten Schellerhau (1.4 hectares) is a botanical garden located near the hamlet of Schellerhau at Hauptstrasse 41, Altenberg, Saxony, Germany. It is open daily in the warmer months; an admission fee is charged.

paragraph_text: Willans Hill Model Railway is located in Wagga Wagga Botanic Gardens in the suburb of Turvey Park in Wagga Wagga, New South Wales, Australia.

paragraph_text: The Herbarium and Botanical Garden complex of Shah Abdul Latif University is located in Khairpur, Sindh, Pakistan. Completed in 2008, it is the first-ever planned botanical garden of the country. The complex comprises the following:

paragraph_text: On September 18, 2014, Harambe was transferred to the Cincinnati Zoo and Botanical Garden to learn adult gorilla behavior and join a new social group.

paragraph_text: The Farnese Gardens (), or "Gardens of Farnese upon the Palatine", are a garden in Rome, central Italy, created in 1550 on the northern portion of Palatine Hill, by Cardinal Alessandro Farnese. They were the first private botanical gardens in Europe; the first botanical gardens of any kind in Europe were started by Italian universities in the mid-16th century, only a short time before.

paragraph_text: The Colac Botanic Gardens is a regional botanical garden, located at the corner of Fyans and Gellibrand streets, on the shores of Lake Colac in Colac, Victoria, Australia. Land was allocated in 1865, with the garden being established in 1868 by Daniel Bunce, and later remodelled in 1910 by Melbourne Botanical Gardens director William Guilfoyle.

paragraph_text: The Botanical Garden of the University of Vienna is a botanical garden in Vienna, Austria. It covers 8 hectares and is immediately adjacent to the Belvedere gardens. It is a part of the University of Vienna.

paragraph_text: The Ballarat Botanical Gardens Reserve, located on the western shore of picturesque Lake Wendouree, in Ballarat, Victoria, Australia, covers an area of 40 hectares which is divided into three distinct zones. The central Botanical Gardens reserve in the 'gardenesque' style of the Victorian pleasure garden. On either side there are open parkland buffers known as the North and South Gardens. The Gardens celebrated its sesquicentenary (150 years old) in 2007.

paragraph_text: In the mid-16th century, "botanical gardens" were founded in a number of Italian universities – the Padua botanical garden in 1545 is usually considered to be the first which is still in its original location. These gardens continued the practical value of earlier "physic gardens", often associated with monasteries, in which plants were cultivated for medical use. They supported the growth of botany as an academic subject. Lectures were given about the plants grown in the gardens and their medical uses demonstrated. Botanical gardens came much later to northern Europe; the first in England was the University of Oxford Botanic Garden in 1621. Throughout this period, botany remained firmly subordinate to medicine.

paragraph_text: The Pretoria National Botanical Garden is one of South Africa's nine National Botanical Gardens. The garden is wedged between Pretoria Road and Cussonia Avenue in Brummeria, in eastern Pretoria, Gauteng, and flanks a central rocky ridge that runs from east to west. The garden was established in 1946, and of late hosts the headquarters of the South African National Biodiversity Institute.

paragraph_text: The Cleveland Botanical Garden, located in the University Circle neighborhood of Cleveland, Ohio, in the United States, was founded in 1930 as the Garden Center of Greater Cleveland. It was the first such organization in an American city. Originally housed in a converted boathouse on Wade Park Lagoon, the center served as a horticultural library, offering classes and workshops for gardeners and spearheading beautification projects in the community. In 1966, having outgrown its original home, the Garden Center moved to its present location in University Circle, the site of the old Cleveland Zoo. Remnants of the old bear pit still remain in the Ohio Woodland Garden. In 1994, the organization's Board of Trustees changed the name to Cleveland Botanical Garden to reflect a dramatically expanded mission and launched an ambitious capital campaign to develop a facility that would support the enhanced program agenda. The expanded and renovated building, designed by Graham Gund Architects of Cambridge, Massachusetts, opened to the public in July 2003.

paragraph_text: The National Orchid Garden, located within the Singapore Botanic Gardens, was opened on 20 October 1995 by Singapore's Minister Mentor Lee Kuan Yew.

Question: the Margraviate of the country the university that employs Gustav Herglotz and has a botanical garden is an instance of what?
Answer: march