Oxera
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Oxera
''Oxera'' is a genus of flowering plants in the family Lamiaceae native to Vanuatu and New Caledonia in the western Pacific. Description Species of ''Oxera'' show a variety of growth forms, including lianas, shrubs and trees. The leaves are simple, and are petiolate (on short stalks), except in '' O. sessilifolia'', with entire or occasionally sinuate (wavy) edges. The inflorescences are loose thyrses of flowers, growing from leaf axils (axillary) or directly from the stem ( cauliflory). The flowers are large, conspicuous and bisexual; the calyx is actinomorphic (rotationally symmetrical), but the corolla is zygomorphic, sometimes strongly so. Although some species have four stamens in each flower, they are usually reduced in number with two stamens, usually the posterior pair, forming staminodes instead. Distribution Twenty of the twenty-one species are found on the island of Grande Terre (the main island of New Caledonia). Three species occur on the adjacent island of ...
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Oxera Pulchella
''Oxera'' is a genus of flowering plants in the family Lamiaceae native to Vanuatu and New Caledonia in the western Pacific. Description Species of ''Oxera'' show a variety of growth forms, including lianas, shrubs and trees. The leaves are simple, and are petiolate (on short stalks), except in '' O. sessilifolia'', with entire or occasionally sinuate (wavy) edges. The inflorescences are loose thyrses of flowers, growing from leaf axils (axillary) or directly from the stem ( cauliflory). The flowers are large, conspicuous and bisexual; the calyx is actinomorphic (rotationally symmetrical), but the corolla is zygomorphic, sometimes strongly so. Although some species have four stamens in each flower, they are usually reduced in number with two stamens, usually the posterior pair, forming staminodes instead. Distribution Twenty of the twenty-one species are found on the island of Grande Terre (the main island of New Caledonia). Three species occur on the adjacent island of ...
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Oxera Vanuatuensis
''Oxera'' is a genus of flowering plants in the family Lamiaceae native to Vanuatu and New Caledonia in the western Pacific. Description Species of ''Oxera'' show a variety of growth forms, including lianas, shrubs and trees. The leaves are simple, and are petiolate (on short stalks), except in '' O. sessilifolia'', with entire or occasionally sinuate (wavy) edges. The inflorescences are loose thyrses of flowers, growing from leaf axils (axillary) or directly from the stem ( cauliflory). The flowers are large, conspicuous and bisexual; the calyx is actinomorphic (rotationally symmetrical), but the corolla is zygomorphic, sometimes strongly so. Although some species have four stamens in each flower, they are usually reduced in number with two stamens, usually the posterior pair, forming staminodes instead. Distribution Twenty of the twenty-one species are found on the island of Grande Terre (the main island of New Caledonia). Three species occur on the adjacent island of ...
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Oxera Sessilifolia
''Oxera'' is a genus of flowering plants in the family Lamiaceae native to Vanuatu and New Caledonia in the western Pacific. Description Species of ''Oxera'' show a variety of growth forms, including lianas, shrubs and trees. The leaves are simple, and are petiolate (on short stalks), except in '' O. sessilifolia'', with entire or occasionally sinuate (wavy) edges. The inflorescences are loose thyrses of flowers, growing from leaf axils (axillary) or directly from the stem ( cauliflory). The flowers are large, conspicuous and bisexual; the calyx is actinomorphic (rotationally symmetrical), but the corolla is zygomorphic, sometimes strongly so. Although some species have four stamens in each flower, they are usually reduced in number with two stamens, usually the posterior pair, forming staminodes instead. Distribution Twenty of the twenty-one species are found on the island of Grande Terre (the main island of New Caledonia). Three species occur on the adjacent island of ...
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Lamiaceae
The Lamiaceae ( ) or Labiatae are a family of flowering plants commonly known as the mint, deadnettle or sage family. Many of the plants are aromatic in all parts and include widely used culinary herbs like basil, mint, rosemary, sage, savory, marjoram, oregano, hyssop, thyme, lavender, and perilla, as well as other medicinal herbs such as catnip, salvia, bee balm, wild dagga, and oriental motherwort. Some species are shrubs, trees (such as teak), or, rarely, vines. Many members of the family are widely cultivated, not only for their aromatic qualities, but also their ease of cultivation, since they are readily propagated by stem cuttings. Besides those grown for their edible leaves, some are grown for decorative foliage. Others are grown for seed, such as ''Salvia hispanica'' (chia), or for their edible tubers, such as ''Plectranthus edulis'', ''Plectranthus esculentus'', '' Plectranthus rotundifolius'', and '' Stachys affinis'' (Chinese artichoke). Many are also grown orn ...
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Maoutia
''Maoutia'' is a genus of shrubs or small trees in the nettle family (Urticaceae). It is native to Malesia and the South Pacific. It is found in Fiji, Java, Lesser Sunda Islands, Maluku, New Guinea, Philippines, Ryukyu Islands, Samoa, Society Islands, Solomon Islands, Taiwan, Tonga, Vanuatu and Wallis and Futuna Islands. The genus name of ''Maoutia'' is in honour of Emmanuel Le Maout (1799–1877), who was a French naturalist. Description The leaves are alternate. The inflorescence branches dichotomously (i.e. it repeatedly divides into two) and the flowers are arranged in small clusters. The pistillate ("female") flowers have very small petals. ''Maoutia'' species resemble those of '' Leucosyke'' and ''Debregeasia ''Debregeasia'' is a genus of plants belonging to the family Urticaceae The Urticaceae are a family, the nettle family, of flowering plants. The family name comes from the genus ''Urtica''. The Urticaceae include a number of well-known and ...''. Species ...
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Isle Of Pines (New Caledonia)
The Isle of Pines (french: Île des Pins; name in Kanak language Kwênyii: ') is an island in the Pacific Ocean, in the archipelago of New Caledonia, an overseas collectivity of France. The island is part of the commune (municipality) of L'Île-des-Pins, in the South Province of New Caledonia. The Isle of Pines is nicknamed ' ("the closest island to Paradise"). The island is around and measures by . It lies southeast of Grande Terre, New Caledonia's main island, and is southeast of the capital Nouméa. There is one airport (code ILP) with a runway. The Isle of Pines is surrounded by the New Caledonia Barrier Reef. The inhabitants of the island are mainly native Melanesian Kanaks, and the population is 2,000 (estimated 2006) (1989 population 1,465). The island is rich with animal life and is home to unusual creatures such as the crested gecko ''Correlophus ciliatus'' and the world's largest gecko ''Rhacodactylus leachianus''. The ' is the island's highest point, at ...
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Lifou
Lifou is a communes of France, commune of France in the Loyalty Islands Province of New Caledonia in the Pacific Ocean. Geography Lifou is made up of Lifou Island, the largest and most heavily populated of the Loyalty Islands, its smaller neighbour Tiga Island, and several uninhabited islets in between these two. All these islands lie among the Loyalty Islands, northeast of New Caledonia, New Caledonia's mainland. At , Lifou Island is the largest atoll in the world. The town of Wé, on Lifou Island, is the administrative centre of the commune of Lifou as well as the provincial seat of the Loyalty Islands Province. Climate Lifou has a tropical monsoon climate (Köppen climate classification ''Am''). The average annual temperature in Lifou is . The average annual rainfall is with March as the wettest month. The temperatures are highest on average in February, at around , and lowest in August, at around . The highest temperature ever recorded in Lifou was on 7 February 2016; ...
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Loyalty Islands
The Loyalty Islands Province ( French ''Province des îles Loyauté'') is one of three administrative subdivisions of New Caledonia encompassing the Loyalty Island (french: Îles Loyauté) archipelago in the Pacific, which are located northeast of the New Caledonian mainland of Grande Terre. The provincial government seat is part of the French territory of New Caledonia, at Lifou, which is away. The Loyalty Islands are a ''collectivité territoriale'' of France. The province's 2019 population was approximately 18,353 inhabitants living on almost . The native inhabitants are the Kanak and the Tavu'avua' peoples. History The first Western contact on record is attributed to British Captain William Raven of the whaler ''Britannia'', who was on his way in 1793 from Norfolk Island to Batavia (now called Jakarta). It is very likely, however, that the discovery and name originated with officials on the London ship ''Loyalty'', which was on a Pacific Ocean trading voyage from 1789 to ...
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Plant Cultivation
Plants are predominantly photosynthetic eukaryotes of the kingdom Plantae. Historically, the plant kingdom encompassed all living things that were not animals, and included algae and fungi; however, all current definitions of Plantae exclude the fungi and some algae, as well as the prokaryotes (the archaea and bacteria). By one definition, plants form the clade Viridiplantae (Latin name for "green plants") which is sister of the Glaucophyta, and consists of the green algae and Embryophyta (land plants). The latter includes the flowering plants, conifers and other gymnosperms, ferns and their allies, hornworts, liverworts, and mosses. Most plants are multicellular organisms. Green plants obtain most of their energy from sunlight via photosynthesis by primary chloroplasts that are derived from endosymbiosis with cyanobacteria. Their chloroplasts contain chlorophylls a and b, which gives them their green color. Some plants are parasitic or mycotrophic and have lost the ability ...
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Introduced Species
An introduced species, alien species, exotic species, adventive species, immigrant species, foreign species, non-indigenous species, or non-native species is a species living outside its native distributional range, but which has arrived there by human activity, directly or indirectly, and either deliberately or accidentally. Non-native species can have various effects on the local ecosystem. Introduced species that become established and spread beyond the place of introduction are considered naturalized. The process of human-caused introduction is distinguished from biological colonization, in which species spread to new areas through "natural" (non-human) means such as storms and rafting. The Latin expression neobiota captures the characteristic that these species are ''new'' biota to their environment in terms of established biological network (e.g. food web) relationships. Neobiota can further be divided into neozoa (also: neozoons, sing. neozoon, i.e. animals) and neophyt ...
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Staminode
In botany, a staminode is an often rudimentary, sterile or abortive stamen, which means that it does not produce pollen.Jackson, Benjamin, Daydon; ''A Glossary of Botanic Terms with their Derivation and Accent''; Published by Gerald Duckworth & Co. London, 4th ed 1928 Staminodes are frequently inconspicuous and stamen-like, usually occurring at the inner whorl of the flower, but are also sometimes long enough to protrude from the corolla. Sometimes, the staminodes are modified to produce nectar, as in the Witch Hazel ''( Hamamelis)''.jin lu mei shu. Hamamelis Linnaeus, Sp. Pl. 1: 124. 1753. Flora of China 9: 32. 2003 Staminodes can be a critical characteristic for differentiating between species, for instance in the orchid genus ''Paphiopedilum'', and among the penstemons. In the case of Cannas, the petals are inconsequential and the staminodes are refined into eye-catching petal-like replacements. A spectacular example of staminode is given by ''Couroupita guianensis'', a tr ...
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