{"id":11026,"date":"2020-11-10T09:01:11","date_gmt":"2020-11-10T09:01:11","guid":{"rendered":"https:\/\/www.northafricatrees.org\/genus\/hedera-l-2\/"},"modified":"2023-05-28T20:33:40","modified_gmt":"2023-05-28T20:33:40","slug":"hedera-l-2","status":"publish","type":"genus","link":"https:\/\/www.northafricatrees.org\/en\/genuses\/hedera-l-2\/","title":{"rendered":"Hedera L."},"content":{"rendered":"<p>Genus composed of some 17 species of Palaearctic distribution. In the western Palaearctic, a single species has been traditionally recognised, <em>H. helix<\/em>, but recent studies have diversified it into several species. In North Africa it is composed of 3 native species. A fourth species is <em>H. canariensis<\/em> Willd. [<em>H.<\/em> <em>helix<\/em> subsp. <em>canariensis<\/em> (Willd.) Cout.], a species considered to be endemic to the Canary Islands that has been cited in some locality in SW Morocco. Dobignard (2002) noted that the material from Ida-U-Tanan (High Atlas) and the jebel Kest (Anti-Atlas) would merit revision. However, the presence of this species in the African continent remains unconfirmed.<\/p>\n","protected":false},"template":"","short_name":"Hedera","name_html":"<strong>Hedera<\/strong> L.","short_description":"","references":"Ackerfield, J. &amp; Wen, J. 2002. A morphometric analysis of <em>Hedera<\/em> L. (the ivy genus, Araliaceae) and its taxonomic implications. <em>Adansonia<\/em>, S\u00e9r. 3, 24(2): 197-212.\r\n\r\nDobignard, A. 2002. Contributions \u00e0 la connaissance de la flore du Maroc et de l\u2019Afrique du Nord. <em>Nouv. s\u00e9r. 1. Journal de Botanique<\/em> 20: 5-43.\r\n\r\nMcAllister, H.A. &amp; Marshall, R. 2017. <em>Hedera: The Complete Guide<\/em>. RHS Horticultural Monographs. 429 pp.\r\n\r\nVargas, P., Mcallister, H.A., Morton, C., Jury S.L. &amp; M.J. Wilkinson. 1999. Polyploid speciation in <em>Hedera<\/em> (Araliaceae): phylogenetic and biogeographic insights based on chromosomes counts and ITS sequences. <em>Pl. Syst. Evol<\/em>. 219: 165-179..","custom_author":"J.A Garrido & F.J. P\u00e9rez Garc\u00eda.","family":false,"species":false,"groups_keys":[{"ID":35084,"post_title":"Leaves large (8-11 \u00d7 8-10 cm), bright, with 3 slightly marked lobes","post_content":"","post_excerpt":"","post_author":"1","post_date":"2021-02-23 14:22:19","post_date_gmt":"2021-02-23 14:22:19","post_status":"publish","comment_status":"closed","ping_status":"closed","post_password":"","post_name":"leaves-large-8-11-x-8-10-cm-bright-with-3-slightly-marked-lobes","to_ping":"","pinged":"","post_modified":"2021-02-23 14:22:19","post_modified_gmt":"2021-02-23 14:22:19","post_content_filtered":"","post_parent":[],"guid":"https:\/\/www.northafricatrees.org\/genus-group-key\/leaves-large-8-11-x-8-10-cm-bright-with-3-slightly-marked-lobes\/","menu_order":0,"post_type":"genus_group_key","post_mime_type":"","comment_count":"0","comments":false,"id":35084},{"ID":24746,"post_title":"Leaves medium sized (5-11 \u00d7 6-10 cm), with 3-5 clearly marked lobes,  central lobe generally more elongated","post_content":"","post_excerpt":"","post_author":"1","post_date":"2021-01-07 10:52:12","post_date_gmt":"2021-01-07 10:52:12","post_status":"publish","comment_status":"closed","ping_status":"closed","post_password":"","post_name":"leaves-medium-sized-5-11-x-6-10-cm-with-3-5-clearly-marked-lobes-central-lobe-generally-more-elongated","to_ping":"","pinged":"","post_modified":"2021-01-07 10:52:12","post_modified_gmt":"2021-01-07 10:52:12","post_content_filtered":"","post_parent":[],"guid":"https:\/\/www.northafricatrees.org\/genus-group-key\/leaves-medium-sized-5-11-x-6-10-cm-with-3-5-clearly-marked-lobes-central-lobe-generally-more-elongated\/","menu_order":0,"post_type":"genus_group_key","post_mime_type":"","comment_count":"0","comments":false,"id":24746},{"ID":35087,"post_title":"Trichomes with few rays (4-9). Leaves  relatively coriaceous, heart-shaped at the base, with 3(5) lobes short  and wide, with shape typically considered as ivy","post_content":"","post_excerpt":"","post_author":"1","post_date":"2021-02-23 14:22:19","post_date_gmt":"2021-02-23 14:22:19","post_status":"publish","comment_status":"closed","ping_status":"closed","post_password":"","post_name":"trichomes-small-0-05-0-15-mm-with-few-rays-4-9-leaves-relatively-coriaceous-heart-shaped-at-the-base-with-35-lobes-short-and-wide-with-shape-typically-considered-as-ivy","to_ping":"","pinged":"","post_modified":"2021-07-26 07:49:52","post_modified_gmt":"2021-07-26 07:49:52","post_content_filtered":"","post_parent":[],"guid":"https:\/\/www.northafricatrees.org\/genus-group-key\/trichomes-small-0-05-0-15-mm-with-few-rays-4-9-leaves-relatively-coriaceous-heart-shaped-at-the-base-with-35-lobes-short-and-wide-with-shape-typically-considered-as-ivy\/","menu_order":0,"post_type":"genus_group_key","post_mime_type":"","comment_count":"0","comments":false,"id":35087},{"ID":35090,"post_title":"Trichomes with many rays (6-24). Leaves slightly coriaceous, truncated or wedge-shaped at the base, with 3(5) lobes generally elongated  and narrow, that mostly do not look like the typical leaves of an ivy","post_content":"","post_excerpt":"","post_author":"1","post_date":"2021-02-23 14:22:20","post_date_gmt":"2021-02-23 14:22:20","post_status":"publish","comment_status":"closed","ping_status":"closed","post_password":"","post_name":"trichomes-large-0-3-0-5-mm-with-many-rays-6-24-leaves-slightly-coriaceous-truncated-or-wedge-shaped-at-the-base-with-35-lobes-generally-elongated-and-narrow-that-mostly-do-not-look-like-th","to_ping":"","pinged":"","post_modified":"2021-07-26 07:48:37","post_modified_gmt":"2021-07-26 07:48:37","post_content_filtered":"","post_parent":[],"guid":"https:\/\/www.northafricatrees.org\/genus-group-key\/trichomes-large-0-3-0-5-mm-with-many-rays-6-24-leaves-slightly-coriaceous-truncated-or-wedge-shaped-at-the-base-with-35-lobes-generally-elongated-and-narrow-that-mostly-do-not-look-like-th\/","menu_order":0,"post_type":"genus_group_key","post_mime_type":"","comment_count":"0","comments":false,"id":35090}],"title_groups_keys":false,"groups_keys_2":false,"title_groups_keys_2":false,"groups_keys_3":false,"title_groups_keys_3":false,"images":false,"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v15.6.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Hedera L. - North Africa Trees<\/title>\n<meta name=\"robots\" content=\"noindex, follow\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Hedera L. - North Africa Trees\" \/>\n<meta property=\"og:description\" content=\"Genus composed of some 17 species of Palaearctic distribution. In the western Palaearctic, a single species has been traditionally recognised, H. helix, but recent studies have diversified it into several species. In North Africa it is composed of 3 native species. A fourth species is H. canariensis Willd. [H. helix subsp. canariensis (Willd.) 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