Dicksonia sellowiana: Difference between revisions
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{{Short description|Species of fern}} |
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{{refimprove|date=July 2011}} |
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{{more citations needed|date=July 2018}} |
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{{italic title}}{{Taxobox |
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{{Speciesbox |
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| image = Dicksonia sellowiana in a Brasilian Forest.jpg |
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| regnum = [[Plant]]ae |
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| divisio = [[Pteridophyta]] |
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| classis = [[Pteridopsida]] |
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| ordo = [[Cyatheales]] |
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| familia = [[Dicksoniaceae]] |
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'''''Dicksonia sellowiana''''', the '''xaxim''', or '''samambaiaçu''' or '''samambaiaçu-imperial''', is an arborescent [[fern]]. Belongs to the family [[Dicksoniaceae]], native to the [[Atlantic Forest]] and [[Central America]]. In [[Brazil]] it is found in the states of [[Minas Gerais]], [[Rio de Janeiro (state)|Rio de Janeiro]], [[São Paulo (state)|São Paulo]], [[Paraná (state)|Paraná]], [[Santa Catarina (state)|Santa Catarina]] and [[Rio Grande do Sul]]. ''Dicksonia sellowiana'' has an erect and cilindric [[caudex]], reaching sometimes more than {{convert|10|m}} high, the [[frond]]s are [[bipinnate]] and {{convert|2|m|abbr=on}} long. Due to illegal extraction, the species is at risk of [[extinction]]. |
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'''''Dicksonia sellowiana''''', the '''xaxim''', or '''samambaiaçu''' or '''imperial samambaiaçu''', is an arborescent [[fern]] in the family [[Dicksoniaceae]], native to the tropical [[Americas]]. |
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Dicksonia sellowiana is variable in its form. Variations are sometimes treated as separate species, these include: |
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==Distribution== |
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The fern is native to Southern [[Mexico]], [[Central America]], and [[South America]]. |
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*Dicksonia sellowiana var. karsteniana |
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*Dicksonia sellowiana var. lobulata.<ref>http://www.forestferns.co.uk/tree-ferns/dicksonia/dicksonia-sellowiana</ref> |
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In the South American [[Atlantic Forest]] biome, it is found in: [[Southeastern Brazil]] in the states of [[Minas Gerais]], [[Rio de Janeiro (state)|Rio de Janeiro]], [[São Paulo (state)|São Paulo]], [[Paraná (state)|Paraná]], [[Santa Catarina (state)|Santa Catarina]], and [[Rio Grande do Sul]]; in northeast of [[Argentina]] within [[Misiones Province]]; and in eastern [[Paraguay]]. |
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==Description== |
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''Dicksonia sellowiana'' has an erect and cylindrical [[caudex]], reaching sometimes more than {{convert|10|m}} high, the [[frond]]s are [[bipinnate]] and {{convert|2|m|abbr=on}} long. Due to illegal extraction, the species is at risk of [[extinction]]. |
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===Varieties=== |
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Dicksonia sellowiana is variable in its form. Variations are sometimes treated as separate [[variety (botany)|varieties]], which include:<ref>{{Cite web |url=http://www.forestferns.co.uk/tree-ferns/dicksonia/dicksonia-sellowiana# |title=Dicksonia sellowiana |access-date=2011-08-26 |archive-url=https://web.archive.org/web/20110915173642/http://www.forestferns.co.uk/tree-ferns/dicksonia/dicksonia-sellowiana# |archive-date=2011-09-15 |url-status=dead }}</ref> |
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==References== |
==References== |
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{{ |
{{Reflist}} |
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==External links== |
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{{Commons category|position=left|Dicksonia sellowiana|<br />Dicksonia sellowiana}} |
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* [https://npgsweb.ars-grin.gov/gringlobal/taxonomydetail.aspx?id=13923 GRIN-Global Web v 1.9.8.2: Taxonomy report of ''Dicksonia sellowiana''] |
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{{Taxonbar|from=Q3021768}} |
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[[Category:Dicksoniaceae]] |
[[Category:Dicksoniaceae]] |
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[[Category: |
[[Category:Ferns of the Americas]] |
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[[Category:Ferns of Argentina]] |
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[[Category:Ferns of Brazil]] |
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[[Category:Ferns of Ecuador]] |
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[[Category:Ferns of Mexico]] |
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[[Category:Flora of Central America]] |
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[[Category:Flora of northern South America]] |
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[[Category:Flora of southern South America]] |
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[[Category:Flora of western South America]] |
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[[Category:Flora of the Atlantic Forest]] |
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[[Category:Flora of Southwestern Mexico]] |
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[[Category:Flora of the Amazon]] |
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[[Category:Flora of Veracruz]] |
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[[Category:Neotropical realm flora]] |
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[[Category:Vulnerable flora of South America]] |
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[[Category:Plants described in 1844]] |
[[Category:Plants described in 1844]] |
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[[Category:Taxa named by William Jackson Hooker]] |
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[[Category:Garden plants of Central America]] |
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[[Category:Garden plants of South America]] |
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{{ |
{{Cyatheales-stub}} |
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[[fr:Dicksonia sellowiana]] |
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[[pt:Xaxim]] |
Latest revision as of 16:09, 8 January 2024
This article needs additional citations for verification. (July 2018) |
Dicksonia sellowiana | |
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Scientific classification | |
Kingdom: | Plantae |
Clade: | Tracheophytes |
Division: | Polypodiophyta |
Class: | Polypodiopsida |
Order: | Cyatheales |
Family: | Dicksoniaceae |
Genus: | Dicksonia |
Species: | D. sellowiana
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Binomial name | |
Dicksonia sellowiana |
Dicksonia sellowiana, the xaxim, or samambaiaçu or imperial samambaiaçu, is an arborescent fern in the family Dicksoniaceae, native to the tropical Americas.
Distribution[edit]
The fern is native to Southern Mexico, Central America, and South America.
In the South American Atlantic Forest biome, it is found in: Southeastern Brazil in the states of Minas Gerais, Rio de Janeiro, São Paulo, Paraná, Santa Catarina, and Rio Grande do Sul; in northeast of Argentina within Misiones Province; and in eastern Paraguay.
Description[edit]
Dicksonia sellowiana has an erect and cylindrical caudex, reaching sometimes more than 10 metres (33 ft) high, the fronds are bipinnate and 2 m (6 ft 7 in) long. Due to illegal extraction, the species is at risk of extinction.
Varieties[edit]
Dicksonia sellowiana is variable in its form. Variations are sometimes treated as separate varieties, which include:[1]
- Dicksonia sellowiana var. ghiesbreghtii
- Dicksonia sellowiana var. gigantea
- Dicksonia sellowiana var. karsteniana
- Dicksonia sellowiana var. lobulata
References[edit]
- ^ "Dicksonia sellowiana". Archived from the original on 2011-09-15. Retrieved 2011-08-26.
External links[edit]
Dicksonia sellowiana.
- Dicksoniaceae
- Ferns of the Americas
- Ferns of Argentina
- Ferns of Brazil
- Ferns of Ecuador
- Ferns of Mexico
- Flora of Central America
- Flora of northern South America
- Flora of southern South America
- Flora of western South America
- Flora of the Atlantic Forest
- Flora of Southwestern Mexico
- Flora of the Amazon
- Flora of Veracruz
- Neotropical realm flora
- Vulnerable flora of South America
- Plants described in 1844
- Taxa named by William Jackson Hooker
- Garden plants of Central America
- Garden plants of South America
- Cyatheales stubs