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This cycad grows up to seven metres (23 ft) tall and may be branched or unbranched. The leaves are straight or curved backwards and up to three metres (9.8 ft) in length. The leaflets are rigid and fairly broad with one or both margins toothed. There are no prickles at the base of the leaf
392:. There are usually two to five greenish-yellow cones up to 50 centimetres (20 in) long, the female scales covered with protuberances. The cones are poisonous to humans. The seeds are scarlet and up to four centimetres (1.6 in) long.
404:. It favours sites near the coast including open scrub, steep rocky slopes, evergreen forests in valleys and river banks. It also occurs inland at a higher altitude in isolated sites in the
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419:, UK is considered to be the oldest potted plant in the world, having arrived there in 1775. Other individuals have also reached a great age, with the one in
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The oldest
European cycad in Lednice Greenhouse, Czech Republic. This plant predates the 1845 glasshouse and is estimated to be 300 - 500 years old.
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This species is widespread in the
Eastern Cape and south-western KwaZulu-Natal provinces of
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664:"Encephalartos Altensteinii in Lednice Chateau Greenhouse"
348:, use for traditional medicine and removal by collectors.
690:"The Cycad page - Cycadaceae, Stangeriaceae, Zamiaceae"
423:, Czech Republic estimated to be 300 to 600 years old.
589:
Deneys Reitz. Commando: A Boer
Journal Of The Boer War
737:
470:10.2305/IUCN.UK.2010-3.RLTS.T41908A10589725.en
8:
1068:Plants used in traditional African medicine
550:"Encephalartos altensteinii () description"
381:Male cones (above) and female cones (below)
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639:"Meet the oldest pot plant in the world"
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344:). It is listed as vulnerable due to
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1063:Endemic flora of the Cape Provinces
456:IUCN Red List of Threatened Species
14:
1053:IUCN Red List vulnerable species
978:urn:lsid:ipni.org:names:297067-1
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371:
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411:The individual growing in the
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609:"Encephalartos altensteinii"
531:. Royal Botanic Gardens, Kew
388:which distinguishes it from
718:Encephalartos altensteinii
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783:encephalartos-altensteinii
769:Encephalartos altensteinii
739:Encephalartos altensteinii
613:plantnet.rbgsyd.nsw.gov.au
575:Palmer, E. and Pitman, N.
528:Plants of the World Online
521:Encephalartos altensteinii
449:Encephalartos altensteinii
417:Royal Botanic Gardens, Kew
297:Encephalartos altensteinii
219:Encephalartos altensteinii
25:Encephalartos altensteinii
643:Royal Botanic Gardens Kew
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94:Scientific classification
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694:The Succulent Plant page
577:Trees of Southern Africa
445:Donaldson, J.S. (2010).
396:Distribution and habitat
334:Eastern Cape giant cycad
668:Cykasy - Czech cycads
463:: e.T41908A10589725.
278:Regel ex J.Schust.
251:Encephalartos regalis
243:Encephalartos marumii
721:at Wikimedia Commons
637:Avis-Riordan, Katy.
492:"Appendices | CITES"
201:E. altensteinii
579:. Cape Town (1972).
346:habitat destruction
316:. The species name
312:. It is endemic to
47:Conservation status
421:Lednice Greenhouse
259:Zamia altensteinii
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947:Open Tree of Life
731:Taxon identifiers
715:Media related to
406:Amatola Mountains
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16:Species of cycad
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283:Zamia vroomanii
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619:on 2016-03-04
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390:E. natalensis
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320:commemorates
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275:Zamia katzeri
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671:. Retrieved
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621:. Retrieved
617:the original
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402:South Africa
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318:altensteinii
317:
314:South Africa
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270:J.Schust.
267:Zamia glabra
266:
258:
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246:de Vriese
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137:Gymnospermae
130:
117:
24:
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965:kew-2788579
856:iNaturalist
763:Wikispecies
476:19 November
352:Description
157:Cycadopsida
147:Cycadophyta
1047:Categories
960:Plant List
623:2017-08-01
559:2017-08-01
535:2020-07-24
501:2022-01-14
427:References
413:Palm House
322:Altenstein
143:Division:
80:Appendix I
62:Vulnerable
496:cites.org
330:broodboom
326:breadtree
310:Zamiaceae
286:Gentil
254:W.Bull
195:Species:
177:Zamiaceae
167:Cycadales
107:Kingdom:
1012:Tropicos
999:Species+
887:11112259
874:297067-1
748:Wikidata
234:Synonyms
173:Family:
67:IUCN 3.1
1017:9600014
921:MoBotPF
835:2683722
754:Q149321
673:23 June
648:23 June
338:uJobane
183:Genus:
163:Order:
153:Class:
111:Plantae
82: (
65: (
952:616643
926:279644
900:899570
861:136096
848:319384
809:630828
778:ARKive
595:
304:-like
1004:24330
991:823-2
986:SANBI
913:41908
882:IRMNG
822:ECFAL
796:39NBY
306:cycad
300:is a
226:Lehm.
131:Clade
118:Clade
84:CITES
78:CITES
973:POWO
939:3300
934:NCBI
908:IUCN
895:ITIS
869:IPNI
843:GRIN
830:GBIF
817:EPPO
675:2023
650:2023
593:ISBN
478:2021
461:2010
342:Zulu
302:palm
1025:WFO
804:EoL
791:CoL
465:doi
415:at
336:or
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340:(
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Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
