Cactaceae in Suan Luang Rama 9 Photographed by … It is a long-lived plant, deriving moisture from sea-fog dew. Its short, woody, unbranched stem is surmounted by 2 (rarely 3: see photo) strap-shaped leaves that grow from a basal meristem throughout the life of the plant, becoming twisted and frayed with the passing centuries. Welwitschia. The Welwitschia mirabilis produces only two true foliage leaves that grow to a maximum length of 13 feet. The plants are seldom found more than 100 to 150 km from the coast, and their distribution coincides with the fog belt. 1903, Tumboa Welw. The fungal inoculum infects the growing cones of W. mirabilis early during their development, and a sharp increase in infection occurs when the pollination drops appear; through those drops the fungal spores may gain access to the interior of the developing seed. Welwitschiaceae, a family of southwestern African desert plants in the gymnosperm order Gnetales, named for its single genus, Welwitschia. A. Cape Town: Penrock Publications. The woody stem of Welwitschia mirabilis widens with age to become a concave disc up to a meter across, from which grow small ramified branch systems that bear pollen and seed cones. Normally, only one seed develops within each cone; it is dispersed by wind with 'perianth' as a wing. Tree tumbo (Anonymous [no date]), welwitschia, tumboa, n'tumbo [Angolan], tweeblaarkanniedood [Afrikaans] !kharos [Nama/Damara], nyanka [Damara], khurub [Nama], onyanga [Herero] (Notten 2003). Kers, L. E. 1967. [15][16] There are however some very puzzling aspects to the matter; for example, the employment of the CAM metabolism is very slight, which was part of the reason that it took so long to establish its presence at all; it is not understood why this should be. Welwitschia Mirabilis Area of Circulation.png 324 × 349; 13 KB. General Description A ragged-leaved inhabitant of African desert, some tree tumbos are believed to be over 1,000 years old. Scientific Name. The bole, which is straight, cylindrical and has small buttresses, can be free of branches for more than half its height and up to 100cm in diameter 299. Wikipedia: This is a good source to see how the taxonomy has changed recently The findings are rather complex but seem to suggest that the plant requires periods of high humidity (i.e. Welwitschia mirabilis in cultivation at Kirstenbosch. Carr. Tweeblad-kan nie dood preferred. Welwitschia mirabilis Hook. Tree Tumbo, Tumboa, Welwitschia. Common Name: Welwitschia mirabilis A.K.A. Khoshoo, T.N. Tree tumbo, tumboa. Tree tumbo, tumboa. 2013. (1862) In: Gard. Arnoldia 54(2):2-10. Common Names. Welwitschiaceae from the lower Cretaceous of northeastern Brazil. Common Names; Other Data; Bibliography; Sources; Descriptions. It has only two opposite leaves … The leaves contain numerous subparallel veins that may anastomose or terminate blindly in the mesophyll (this character is unique in Welwitschia among the gymnosperms). Brandberg Welwitschia.JPG 5,184 × 3,456; 9.62 MB. Name Welwitschia [Welwitschia mirabilis] Introduction 'It is out of the question the most wonderful plant ever brought to this country, and one of the ugliest.' Carrière Country of Origin: Namib Desert Description: A single species of dioecious perennial with short stem and taproot native to S. Angola and SW African deserts, extending into mopane woodland. Welwitschia is the only living genus of the family Welwitschiaceae and order Welwitschiales in the division Gnetophyta, which contains three genera altogether. It has only two leaves that grow from its base outwards. Out of 6,028,151 records in the U.S. Social Security Administration public data, the first name Welwitschia was not present. فلفيتشيا preferred. Most recent systems place Welwitschia mirabilis in its own family Welwitschiaceae in the gymnosperm order Gnetales, although other extinct species have been placed in this family. : Welwitschia Vital Stats: Welwitschia is a gymnosperm, like pines or firs, and thus reproduces via male and female cones Considered a “living fossil” Named after one of its discoverers, Austrian botanist Friedrich Welwitsch In mature specimens, the woody stem can grow up to one metre (3.3’) across Found: In the… One should also not be surprised that many plants have a circle of stones around them. "Klironomia Magissa" could be translated to "Witch's Legacy". Namibia: Additional data:-Source database: World Checklist of Selected Plant Families, 27 Nov 2009: Latest taxonomic scrutiny: Govaerts R., 10-May-2006 It Just Keeps On Going ...", https://en.wikipedia.org/w/index.php?title=Welwitschia&oldid=987867698, Short description is different from Wikidata, Articles lacking reliable references from July 2020, Creative Commons Attribution-ShareAlike License, This page was last edited on 9 November 2020, at 18:39. Shortly after the appearance of the foliage leaves, the apical meristem dies and meristematic activity is transferred to the periphery of the crown. Welwitsch was so overwhelmed by the plant that he, "could do nothing but kneel down and gaze at it, half in fear lest a touch should prove it a figment of the imagination. Welwitschia mirabilis Hook. Common names and Synonyms: Welwitschia bainesii. The plant synonyms include welwitschia bainesii, Tumboa welwitschia, Tumboa strobilifera and Tumboa bainesii. mirabilis and W. mirabilis Hook.f. This was the response of the Regius Keeper of the Royal Botanic Gardens, Kew, in 1863 when presented with a plant of Welwitschia mirabilis. Media in category "Welwitschia mirabilis (cultivated)" The following 60 files are in this category, out of 60 total. Common names welwitschia in Swedish Bibliographic References. Bulgarian. namibiana Leuenberger. Welwitschia. Henchel, J.R. and M.K. Tree Tumbo, Tumboa, Welwitschia. Botanical Gazette 41(3):226. Welwitschia mirabilis Common Name: Welwitschia, also Kharos, Khurub (Nama) Tweeblaarkanniedood (Afrikaans), Nyanka (Damara), Onyanga (Herero) Family: Welwitshiaceae Welwitschia: a weird name to go with a weird plant. Jacobson, K. M., P. J. Jacobson and O. K. J. Miller. Welwitschia species Welwitschia mirabilis Name Synonyms Tumboa bainesii Hook.f. f. Common Names. Namib Flora: Swakopmund to the Giant Welwitschia via Goanikontes. It is possible the name you are searching has less than five occurrences per year. and Ahuja, M.R. Chromosoma 14: 522-533. Welwitsch proposed calling the genus Tumboa after what he believed to be the local name, tumbo. Angola, Namibia. 1862: 71 Chron. This peculiar, rare and long-lived gymnosperm is the only survivor of a group which flourished in the Cretaceous. The first Welwitschia plant was discovered by Austrian botanist Friedrich Welwitsch (1806-1872)* in 1860 in the Namib desert in the southern part of Angola.The plant was named after Friedrich in recognition of his successful botanical … Welwitschia mirabilis Hook. Thomas Schoch. The record derives from WCSP (data supplied on 2012-03-26) which reports it as an accepted name (record 339841) with original publication details: Gard. It is called kharos or khurub in Nama, tweeblaarkanniedood in Afrikaans, nyanka in Damara, and onyanga in Herero. Taxonomic notes Since the family (Welwitschiaceae Markgraf.) Advances in Botanical Research 2:157-191. Welwitschia mirabilis este singura specie a genului Welwitschia și a familiei Welwitschiaceae.Această plantă este răspândită numai în sud - vestul Africii, în zona deșertică a Namibiei.Este o specie extrem de veche, fiind o rămășiță a florei de acum 100 de milioane de ani. Welwitschia mirabilis Hook.f. Welwitschia mirabilis - New aspects in the biology of an old plant. 2003. Welwitschia is a monotypic gymnosperm genus, comprising solely the distinctive Welwitschia mirabilis, endemic to the Namib desert within Namibia and Angola. Family: Family Scientific name: Welwitschia mirabilis Common name: welwitschia, tree tumbo. Synonyms. fogs) if it is to sustain a positive carbon balance. Botanical journal of the Linnean Society 118(2):107-121. There are no common names associated with this taxon. Welwitschia mirabilis is the only member in the family ... Welwitschia is the most incredible plant that he encountered. Plants in Angola are better protected than those in Namibia, because of the relatively high concentration of land mines in Angola, which keep collectors away. Hook.f. A first assessment of genetic variation in Welwitschia mirabilis Hook. 2005. 7:85-90. Oct 28, 2015 - Explore LAVENDER LADY's board "WELWITSCHIA MIRABILIS OF NAMIBIA", followed by 316 people on Pinterest. Welwitschia. Referred to as the platypus of the plant world by Darwin, Welwitschia has a strange mixture of characteristics. Web page maintained by University of Connecticut Department of Ecology and Evolutionary Biology at http://florawww.eeb.uconn.edu/acc_num/199700061.html, accessed 2007.12.11, now defunct. Von Willert, Dieter J. Water relations, CO2 exchange, water-use efficiency and growth of Welwitschia mirabilis Hook. Long-term growth patterns of Welwitschia mirabilis, a long-lived plant of the Namib Desert (including a bibliography). The ugliest plant of the world: the story of Welwitschia mirabilis. The age of individual plants is difficult to assess, but many plants may be over 1000 years old. in three contrasting habitats of the Namib desert. The species is dioecious, with separate male and female plants. Humanas Injury and recovery of Welwitschia mirabilis. Chamberlain, Charles. Crane, P. and C. D. Hult. See also the Welwitchia Images of Dierk Wanke. Journal of Heredity 94:212-217. It is called kharos or khurub in Nama, tweeblaarkanniedood in Afrikaans, nyanka in Damara, and onyanga in Herero. Welwitschia is a monotypic gymnosperm genus, comprising solely the distinctive Welwitschia mirabilis. Rodin, R.J. 1953. 1995. Chinche da Welwitschia (Odontopus sexpunctatus), … Alternative Names. If you were the first to find this plant growing in the Namibian and Angolian deserts of west Africa you might be highly perplexed.
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