{"id":48016,"date":"2026-06-03T17:17:03","date_gmt":"2026-06-03T17:17:03","guid":{"rendered":"https:\/\/www.northafricatrees.org\/generos\/chamaebuxus-tourn\/"},"modified":"2026-06-03T19:45:05","modified_gmt":"2026-06-03T19:45:05","slug":"chamaebuxus-tourn","status":"publish","type":"genus","link":"https:\/\/www.northafricatrees.org\/fr\/genres\/chamaebuxus-tourn\/","title":{"rendered":"Chamaebuxus Tourn."},"content":{"rendered":"

Ce genre comprend une esp\u00e8ce en Am\u00e9rique du Nord et cinq en Europe et en Afrique du Nord.<\/span><\/span> Sa distinction du genre Polygala<\/em> est fortement \u00e9tay\u00e9e par des analyses phylog\u00e9n\u00e9tiques (Pastore et al<\/em>., 2019).<\/span><\/span> Chamaebuxus<\/em> Tourn., publi\u00e9 en 1753 dans l\u2019Encyclop\u00e9die de Diderot et d\u2019Alembert, est prioritaire sur Polygaloides<\/em> Haller.<\/span><\/span> En Afrique du Nord, il est repr\u00e9sent\u00e9 par trois esp\u00e8ces plus ou moins ligneuses.<\/span><\/span> C. balansae<\/strong> est la plus robuste et la seule que l\u2019on puisse consid\u00e9rer comme v\u00e9ritablement arbustive\u00a0; les autres ne sont que l\u00e9g\u00e8rement ligneuses \u00e0 la base de leurs tiges.<\/span><\/span><\/span><\/p>\n

C. munbyana<\/strong> (Boiss. & Reut.) Stapf [Polygala munbyana <\/em>Boiss. & Reut., Polygaloides munbyana <\/em>(Boiss. & Reut.) O. Schwarz], glabrescent, \u00e0 tiges quadrangulaires courtement ail\u00e9es et fleurs roses ou jaunes, est end\u00e9mique des monts littoraux et sublittoraux de l\u2019extr\u00e9mit\u00e9 N.-E. du Maroc (du littoral des Bokoyas en direction de l\u2019E.) et les monts c\u00f4tiers de l\u2019Alg\u00e9rie centro-occidentale.<\/p>\n

C. webbiana<\/strong> (Coss.) Stapf [Polygala webbiana <\/em>Coss., Polygaloides webbiana <\/em>(Coss.) O. Schwarz], facilement diff\u00e9renciable par ses ramilles dens\u00e9ment pubescentes, est pr\u00e9sente dans le S. de l\u2019Espagne (Malaga) et le N.-O. du Maroc (montagnes calcaires du Rif occidental et, plus rarement, Moyen Atlas -Bab Metik-).<\/p>\n

Elles ne sont actuellement pas \u00e9valu\u00e9es \u00e0 l\u2019\u00e9chelle mondiale dans la Liste rouge des esp\u00e8ces de l\u2019UICN. En Alg\u00e9rie, C. mumbyana <\/em>est incluse dans la Liste des esp\u00e8ces v\u00e9g\u00e9tales non cultiv\u00e9es prot\u00e9g\u00e9es (D\u00e9cret ex\u00e9cutif 12-03 du 4 janvier 2012).<\/p>\n","protected":false},"template":"","short_name":"Chamaebuxus","name_html":"Chamaebuxus<\/strong>Tourn.","short_description":"","references":"","custom_author":"A. Lahora","family":false,"species":false,"groups_keys":[{"ID":42790,"post_title":"Arbrisseau de jusqu\u2019\u00e0 0,8(1,5) m, \u00e9pineux","post_content":"","post_excerpt":"","post_author":"2","post_date":"2021-10-07 10:28:51","post_date_gmt":"2021-10-07 10:28:51","post_status":"publish","comment_status":"closed","ping_status":"closed","post_password":"","post_name":"arbrisseau-de-jusqua-0815-m-fleurs-de-12-15-mm","to_ping":"","pinged":"","post_modified":"2026-06-04 08:27:28","post_modified_gmt":"2026-06-04 08:27:28","post_content_filtered":"","post_parent":[],"guid":"https:\/\/www.northafricatrees.org\/?post_type=genus_group_key&p=42790","menu_order":0,"post_type":"genus_group_key","post_mime_type":"","comment_count":"0","comments":false,"id":42790},{"ID":42791,"post_title":"Cham\u00e6phyte de 0,2-0,5 m, non \u00e9pineux","post_content":"","post_excerpt":"","post_author":"2","post_date":"2021-10-07 10:30:00","post_date_gmt":"2021-10-07 10:30:00","post_status":"publish","comment_status":"closed","ping_status":"closed","post_password":"","post_name":"chamaephyte-de-02-05-m-fleurs-de-6-8-mm","to_ping":"","pinged":"","post_modified":"2026-06-04 08:39:10","post_modified_gmt":"2026-06-04 08:39:10","post_content_filtered":"","post_parent":[],"guid":"https:\/\/www.northafricatrees.org\/?post_type=genus_group_key&p=42791","menu_order":0,"post_type":"genus_group_key","post_mime_type":"","comment_count":"0","comments":false,"id":42791},{"ID":42794,"post_title":"Tige quadrangulair courtement ail\u00e9e, glabre","post_content":"","post_excerpt":"","post_author":"2","post_date":"2021-10-07 10:32:29","post_date_gmt":"2021-10-07 10:32:29","post_status":"publish","comment_status":"closed","ping_status":"closed","post_password":"","post_name":"tige-quadrangulair-courtement-ailee-glabre","to_ping":"","pinged":"","post_modified":"2026-06-04 09:04:29","post_modified_gmt":"2026-06-04 09:04:29","post_content_filtered":"","post_parent":[],"guid":"https:\/\/www.northafricatrees.org\/?post_type=genus_group_key&p=42794","menu_order":0,"post_type":"genus_group_key","post_mime_type":"","comment_count":"0","comments":false,"id":42794},{"ID":42795,"post_title":"Tige arrondi, pubescente","post_content":"","post_excerpt":"","post_author":"2","post_date":"2021-10-07 10:33:24","post_date_gmt":"2021-10-07 10:33:24","post_status":"publish","comment_status":"closed","ping_status":"closed","post_password":"","post_name":"tige-arrondi-pubescente","to_ping":"","pinged":"","post_modified":"2026-06-04 09:05:09","post_modified_gmt":"2026-06-04 09:05:09","post_content_filtered":"","post_parent":[],"guid":"https:\/\/www.northafricatrees.org\/?post_type=genus_group_key&p=42795","menu_order":0,"post_type":"genus_group_key","post_mime_type":"","comment_count":"0","comments":false,"id":42795}],"title_groups_keys":false,"groups_keys_2":false,"title_groups_keys_2":false,"groups_keys_3":false,"title_groups_keys_3":false,"images":[{"ID":"42693","post_author":"2","post_date":"2021-09-21 11:58:37","post_date_gmt":"2021-09-21 11:58:37","post_content":"","post_title":"Chamaebuxus webbiana. 1. 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Sa distinction du genre Polygala est fortement \u00e9tay\u00e9e par des analyses phylog\u00e9n\u00e9tiques (Pastore et al., 2019). Chamaebuxus Tourn., publi\u00e9 en 1753 dans l\u2019Encyclop\u00e9die de Diderot et d\u2019Alembert, est prioritaire sur Polygaloides Haller. 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