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Richard Otto Maack
Richard Otto Maack (; 4 September 1825 – 25 November 1886) was a Russian naturalist, geographer, and anthropologist. He is most known for his exploration of the Russian Far East and Siberia, particularly the Ussuri and Amur River valleys. He wrote some of the first scientific descriptions of the natural history of remote Siberia and collected many biological specimens, many of which were original type specimens of previously unknown species. Maak, R.K. Atlas to «Travel on the Amur river made by order of the Siberian department of the Emperor’s Russian Geographical Society in 1855». Saint-Petersburg, S.F. Soloviev, 1859. Ethnically Maack was a Baltic German from Estonia; however, the Russian Empire controlled this country during his lifetime. He was a member of the Siberian branch of the Russian Geographical Society. Biography Maack was born in Kuressaare, Estonia and studied natural sciences at the University of St. Petersburg. In 1852 he became a professor of natural ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Kuressaare
Kuressaare () is a populated places in Estonia, town on the island of Saaremaa in Estonia. It is the administrative centre of Saaremaa Municipality and the seat of Saare County. Kuressaare is the westernmost town in Estonia. The recorded population on 1 January 2024 was 13,185. The town is situated on the southern coast of Saaremaa island, facing the Gulf of Riga of the Baltic Sea, and is served by the Kuressaare Airport, Roomassaare harbour, and Kuressaare yacht harbour. Names Kuressaare's historic name Arensburg (from Middle High German ''a(a)r:'' eagle, raptor) renders the Latin denotation ''arx aquilae'' for the Kuressaare Castle, city's castle. The fortress and the eagle, tetramorph symbol of Saint John the Evangelist, are also depicted on Kuressaare's coat of arms. The town, which grew around the fortress, was simultaneously known as Arensburg and Kuressaare linn; the latter name being a combination of ''Kuressaare''—an ancient name of the Saaremaa Island—and ''lin ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Irkutsk
Irkutsk ( ; rus, Иркутск, p=ɪrˈkutsk; Buryat language, Buryat and , ''Erhüü'', ) is the largest city and administrative center of Irkutsk Oblast, Russia. With a population of 587,891 Irkutsk is the List of cities and towns in Russia by population, 25th-largest city in Russia by population, the fifth-largest in the Siberian Federal District, and one of the largest types of inhabited localities in Russia, cities in Siberia. Located in the south of the eponymous oblast, the city proper lies on the Angara River, a tributary of the Yenisei River, Yenisei, about 850 kilometres (530 mi) to the south-east of Krasnoyarsk and about 520 kilometres (320 mi) north of Ulaanbaatar. The Trans-Siberian Highway (Federal M53 and M55 Highways) and Trans-Siberian Railway connect Irkutsk to other regions in Russia and Mongolia. Many distinguished Russians were sent into exile in Irkutsk for their part in the Decembrist revolt of 1825, and the city became an exile-post for the ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Johann Friedrich Von Brandt
Johann Friedrich von Brandt (25 May 1802 – 15 July 1879) was a German-Russian natural history, naturalist, who worked mostly in Russia. Brandt was born in Jüterbog and educated at a Gymnasium (school), gymnasium in Wittenberg and the Humboldt University of Berlin, University of Berlin. In 1831 he emigrated to Russia, and soon was appointed director of the Zoological Museum of the St Petersburg Academy of Sciences. Brandt encouraged the collection of native animals, many of which were not represented in the museum. Many specimens began to arrive from the expeditions of Nikolai Alekseevich Severtzov, Severtzov, Nikolai Przhevalsky, Przhevalsky, Aleksandr Fyodorovich Middendorf, Middendorff, Leopold von Schrenck, Schrenck and Gustav Radde. He described several birds collected by Russian explorers off the Pacific Coast of North America, including Brandt's cormorant, red-legged kittiwake and spectacled eider. As a paleontologist, Brandt ranks among the best. He was also an entomo ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Pelodiscus Maackii
The Amur softshell turtle (''Pelodiscus maackii)'', also commonly known as the northern Chinese softshell turtle, is a species of turtle in the family Trionychidae. The species is native to Asia. Geographic range ''Pelodiscus maackii'' is found in the Russian Far East, northeastern China, Korea, and Japan. It is possible that the Japanese populations are the result of ancient introductions by humans. Description An aquatic species, ''Pelodiscus maackii'' may attain a straight carapace length of . Breeding In China specifically, the breeding of the closely-related Chinese softshell turtle (''Pelodiscus sinensis'') has been done for over 2,400 years, and the production has come to 340,000 annually due to the demand. Etymology The specific name, ''maackii'', is in honor of Russian naturalist Richard Maack Richard Otto Maack (; 4 September 1825 – 25 November 1886) was a Russian naturalist, geographer, and anthropologist. He is most known for his exploration of the Russ ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Aster Maackii
''Aster maackii'' is a plant species belonging to the family Asteraceae. The species is described in 1861 by Eduard August von Regel. The species is named after Russian naturalist Richard Maack Richard Otto Maack (; 4 September 1825 – 25 November 1886) was a Russian naturalist, geographer, and anthropologist. He is most known for his exploration of the Russian Far East and Siberia, particularly the Ussuri and Amur River valleys. .... References maackii Flora of Europe {{Astereae-stub ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Iris Maackii
''Iris maackii'' is a species in the genus ''Iris''; it is also in the subgenus '' Limniris'' and in the series '' Laevigatae''. It is a rhizomatous perennial, from China and eastern Russia. It has sword-shaped grey-green leaves, and has many branched flowering stems that carry flowers in May that come in various shades of yellow. Description ''Iris maackii'' has a thick rhizome. It has sword-shaped grey-green leaves, which grow up to 18" long (or between 20 and 45 cm long and about 1 cm wide). The leaves have a fan-like appearance. It has several branched flowering stems (or scape) which can reach about tall in May. The oval-shaped spathes are green (measuring 5 cm × 1.5 cm) and having between 1 and 2 flowers per stem. The flowers come in various shades of yellow, from creamy-yellow, to yellow, and are about 5 cm (2 in) in diameter, with a perianth tube of 1 cm long. It has yellow anthers on long stamens. Between June and August, it set ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Prunus Maackii
''Prunus maackii'', commonly called the Manchurian cherry or Amur chokecherry, is a species of cherry native to Korea and both banks of the Amur River, in Manchuria in northeastern China, and Amur Oblast and Primorye in southeastern Russia.Flora of China''Padus maackii''/ref> It used to be considered a species of ''Prunus'' subg. ''Padus'', but both morphological and molecular studies indicate it belongs to ''Prunus'' subg. ''Cerasus''. It is a deciduous tree growing to 4–10 m tall. The bark on young trees is very distinct, smooth, glossy bronze-yellow, but becoming fissured and dull dark grey-brown with age. The leaves are alternate, ovate, 4–8 cm long and 2.8–5 cm broad, with a pubescent 1–1.5 cm petiole, and an entire or very finely serrated margin; they are dark green above, slightly paler and pubescent on the veins below. The flowers produced on erect spikes 5–7 cm long, each flower 8–10 mm diameter, with five white petals. The fruit i ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Lonicera Maackii
''Lonicera maackii'', the Amur honeysuckle, is a species of honeysuckle in the family Caprifoliaceae that is native to temperate eastern Asia; specifically in northern and western China south to Yunnan, Mongolia, Primorsky Krai in southeastern Siberia, Korea, and, albeit rare there, central and northern Honshū, Japan. ''Lonicera maackii'' is a listed endangered species in Japan. It has escaped plant, escaped from cultivation and Naturalisation (biology), naturalized in New Zealand and the eastern United States; in the woodlands of the U.S. it is a significant invasive species. Description The plant is a large, deciduous shrub that grows a maximum of tall with stems of a maximum of in diameter. The leaf, leaves are oppositely arranged, long and broad, with an entire margin, and with at least some rough Pubescent (botany), pubescence. The flowers are produced in pairs; they are long, have two lips, begin white and later turn yellow or pale orange in color; they bloom from ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Maackia Amurensis
''Maackia amurensis'', commonly known as the Amur maackia, is a species of tree in the family Fabaceae that can grow 15 metres (49 ft) tall. The species epithet and common names are from the Amur River region, where the tree originated; it occurs in northeastern China, Korea, and Russia. Amur maackia tolerates severe dryness, cold and heavy soils. More interesting than the summer flowers are the unfolding buds in spring which appear silvery and showy like flowers with frost on them. Named for Richard Otto Karlovich Maack (Richard Maack), a 19th-century Siberian explorer who discovered the tree in the Amur River region on the border between Siberia and China. Chemistry The isoflavones daidzein, retusin, genistein and formononetin and the pterocarpans maackiain and medicarpin can be found in ''M. amurensis'' cell cultures. The quinolizidine alkaloids tetrahydroleontidine and 11-epileontidane have been isolated from the species (their only natural source so far).https://ch ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Newspapers
A newspaper is a Periodical literature, periodical publication containing written News, information about current events and is often typed in black ink with a white or gray background. Newspapers can cover a wide variety of fields such as politics, business, sports, art, and science. They often include materials such as opinion columns, weather forecasts, reviews of local services, Obituary, obituaries, birth notices, crosswords, editorial cartoons, comic strips, and advice columns. Most newspapers are businesses, and they pay their expenses with a mixture of Subscription business model, subscription revenue, Newsagent's shop, newsstand sales, and advertising revenue. The journalism organizations that publish newspapers are themselves often Metonymy, metonymically called newspapers. Newspapers have traditionally been published Printing, in print (usually on cheap, low-grade paper called newsprint). However, today most newspapers are also Electronic publishing, published on webs ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Carl Maximowicz
Carl Johann Maximovich, also Karl Ivanovich Maximovich (Russian language, Russian: Карл Иванович Максимович; 23 November 1827 – 16 February 1891) was a Russian botanist. Maximovich spent most of his life studying the flora of the countries he had visited in the Far East, and naming many new species. He worked at the Saint Petersburg Botanical Gardens from 1852 as curator of the herbarium collection, becoming Director in 1869. History Born a Baltic-German, his name at birth was Karl Ivanovich Maksimovich, but he changed it to the German (language), German version of his name for his scientific work.Japan’s botanical sunrise plant exploration around the Meiji Restoration Peter Barnes (originally published in Curtis's Botanical Magazine 18(1): ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Syringa Reticulata
''Syringa reticulata'', the Japanese tree lilac, is a species of flowering plant in the family (botany), family Oleaceae. It is native to eastern Asia, and is grown as an ornamental in Europe and North America. Description It is a deciduous small tree growing to a height of , rarely to , with a trunk up to , rarely in diameter; it is the largest species of lilac, and the only one that regularly makes a small tree rather than a shrub. The leaf, leaves are elliptic-acute, long and broad, with an entire margin, and a roughish texture with slightly impressed veins. The flowers are white or creamy-white, the Corolla (flower), corolla with a tubular base 0.16–0.24" (4–6 mm) long and a four-lobed apex 0.12–0.24" (3–6 mm) across, and a strong fragrance; they are produced in broad panicles long and broad in early summer. The fruit is a dry, smooth, brown capsule (fruit), capsule (15–25 mm long), splitting in two to release the two winged seeds.Mitomori''Syring ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
