{"id":12147,"date":"2020-11-10T10:07:30","date_gmt":"2020-11-10T10:07:30","guid":{"rendered":"https:\/\/www.northafricatrees.org\/species\/euphorbia-polyacantha-boiss\/"},"modified":"2023-05-28T08:32:41","modified_gmt":"2023-05-28T08:32:41","slug":"euphorbia-polyacantha-boiss","status":"publish","type":"species","link":"https:\/\/www.northafricatrees.org\/en\/species\/euphorbia-polyacantha-boiss\/","title":{"rendered":"Euphorbia polyacantha Boiss."},"content":{"rendered":"<p>Monoecious shrub, fleshy, cactiform, spiny, glabrous, up to 0.6-1.2 m in height, highly branched from the base. Stems (2-4 cm diameter) erect, with 4-5(7) compressed angles, with rounded teeth or crenations and dark-grey callous and continuous margins. Spines (0.3-1(1.5) cm) arranged in pairs, widely divergent, often curved upwards, dark grey, born at continuous buds (sometimes it can have prickles, but little developed and deciduous). Inflorescences (3-5 mm, excluding the capsules) born in between the pair of spines, formed by 1-3 sessile cyathia and with broadly oval, obtuse and denticulate bracts. Cyathium (1.5-2 \u00d7 2.5-3 mm) with 5 nectaries and 5 lobes: glands are entire and transversely oblong, while the lobes are erect, broadly cuneate or transversely fimbriate. Ovary shortly pedicellate and glabrous, inserted in a narrowly trilobed calyx. Capsule (3-4 \u00d7 3.5-4.5 mm) subglobose, trilobulate, dark purple, inserted in the involucre. Seeds (1.5 \u00d7 1.3 mm), broadly ovoid, greyish, rugose, without caruncula.<\/p>\n","protected":false},"featured_media":0,"template":"","short_name":"Euphorbia polyacantha","name_html":"<strong>Euphorbia polyacantha<\/strong> Boiss.","short_description":"","common_names":"","other_name":"<em>Eng.<\/em>: Fishbone-thistle, fish-bone cactus.\u00a0\u00a0 <em>Spa.<\/em>: Card\u00f3n.\u00a0\u00a0 <em>Fre.<\/em>: Euphorbe.\u00a0\u00a0 <em>Ara<\/em>.: Sheet.","flowering":"June to November.","fruiting":"August to December.","habitat":"On rocky terraces and slopes at high altitude, usually above 1,000 m.","distribution":"In NE African mountains, especially along coastal and subcoastal regions of the Red Sea, from Ethiopia and Eritrea to SE Egypt.","observations":"","conservation":"Rare but widely distributed species, it is not considered threatened. Currently, it has not been assessed at a global level on the <em>IUCN Red List of Threatened Species<\/em>. In the updated red list of Egypt (Shaltout &amp; Bedair, 2023) it has been considered as Data Deficient (DD). Cactiform euphorbias are included in Annex II of CITES.","genus":false,"images":false,"map_legend":"","kml":false,"zone_1":"[\" 41.39943798497507,14.00000000000006\",\" 41.24815059587337,14.16351148516696\",\" 41.03656501526331,14.44234800775439\",\" 40.6811012406298,14.63896399878956\",\" 40.34256431129398,14.7699436366895\",\" 40.07173476854479,14.86812662464405\",\" 39.80090522489627,14.9335571634324\",\" 39.58931964428621,15.09704617544071\",\" 39.42942780444969,15.31440732543774\",\" 39.24406633239539,15.42094202225655\",\" 39.11238405418084,15.55589000322112\",\" 38.93583279504753,15.99913765767678\",\" 38.79362476167347,16.57456701265755\",\" 38.5748630947561,17.18682332573593\",\" 38.26948559558383,17.75952043871735\",\" 38.06052115113027,17.94213226868931\",\" 37.90220598921508,18.00998135245749\",\" 37.62806491156647,18.02352458669037\",\" 37.47601809985548,18.02352989988503\",\" 37.40514029998491,18.09752469870591\",\" 37.36116381795591,18.26396942614815\",\" 37.26371157502922,18.63224243354154\",\" 37.08266598814487,19.04816863387538\",\" 36.99502891275415,19.6187931243033\",\" 36.8908343031606,20.25403342350376\",\" 36.90399925196397,20.56551267886709\",\" 36.96126259759086,20.80569679856848\",\" 36.90672862602531,21.06647421591237\",\" 36.81681635579025,21.32782302651151\",\" 36.63969381851496,21.7970261863095\",\" 36.48364791861661,22.07760364978867\",\" 36.39226780011893,22.18299609969029\",\" 36.33964029956024,22.20448890014268\",\" 36.25921368526343,22.12490911176616\",\" 36.18632989990499,22.03313770004485\",\" 36.04296561806888,21.99320503758247\",\" 35.86635359983882,22.00832030024174\",\" 35.7230033995873,22.07057640038062\",\" 35.47609999971525,22.19358277852246\",\" 35.34945870035881,22.2502686002158\",\" 35.25673319967746,22.12018209882484\",\" 35.22930880016105,21.89250169959382\",\" 35.33402748158306,21.68161844993159\",\" 35.56073018914697,21.56815132822129\",\" 35.69277525927083,21.49190439497193\",\" 35.86898935537448,21.34185818900426\",\" 35.92733969986733,21.22413139964442\",\" 35.96850868912475,20.96220968582838\",\" 35.95500696130227,20.50458505275805\",\" 35.95233657916987,20.17679256402568\",\" 36.02651381266236,19.98974995779435\",\" 36.19031083347824,19.6926823669977\",\" 36.30187571549192,19.34080763376534\",\" 36.38359558187068,18.897511853889\",\" 36.49368666390848,18.49107158378661\",\" 36.61271803950598,18.22846058548765\",\" 36.79674837463784,17.69730882354344\",\" 36.94205924623725,17.21161730179711\",\" 37.05370311210896,17.04565204340713\",\" 37.43521804038034,16.49784025692236\",\" 38.23582348486599,15.49059312617186\",\" 38.35890379537392,15.2177165906482\",\" 38.36436651490277,15.05007302734839\",\" 38.31371156753488,14.67812843607851\",\" 38.15900111950612,14.28657023083156\",\" 38.12723280834746,14.07526806796699\",\" 38.15190573835918,14.00000000000006\",\" 41.39943798497507,14.00000000000006\"]","zone_2":"","zone_3":"","zone_4":"","zone_5":"","zone_6":"","zone_7":"","zone_8":"","zone_9":"","zone_10":"","zone_11":"","zone_12":"","yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v15.6.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Euphorbia polyacantha Boiss. - 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=\"Euphorbia polyacantha Boiss. - North Africa Trees\" \/>\n<meta property=\"og:description\" content=\"Monoecious shrub, fleshy, cactiform, spiny, glabrous, up to 0.6-1.2 m in height, highly branched from the base. Stems (2-4 cm diameter) erect, with 4-5(7) compressed angles, with rounded teeth or crenations and dark-grey callous and continuous margins. Spines (0.3-1(1.5) cm) arranged in pairs, widely divergent, often curved upwards, dark grey, born at continuous buds (sometimes...\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.northafricatrees.org\/en\/species\/euphorbia-polyacantha-boiss\/\" \/>\n<meta property=\"og:site_name\" content=\"North Africa Trees\" \/>\n<meta property=\"article:modified_time\" content=\"2023-05-28T08:32:41+00:00\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\">\n\t<meta name=\"twitter:data1\" content=\"1 minute\">\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Organization\",\"@id\":\"https:\/\/www.northafricatrees.org\/#organization\",\"name\":\"North \\u00e1frica trees\",\"url\":\"https:\/\/www.northafricatrees.org\/\",\"sameAs\":[],\"logo\":{\"@type\":\"ImageObject\",\"@id\":\"https:\/\/www.northafricatrees.org\/#logo\",\"inLanguage\":\"en-US\",\"url\":\"https:\/\/www.northafricatrees.org\/wp-content\/uploads\/2020\/10\/logo-north-africa-trees.png\",\"width\":80,\"height\":70,\"caption\":\"North \\u00e1frica trees\"},\"image\":{\"@id\":\"https:\/\/www.northafricatrees.org\/#logo\"}},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.northafricatrees.org\/#website\",\"url\":\"https:\/\/www.northafricatrees.org\/\",\"name\":\"North Africa Trees\",\"description\":\"\\u00c1rboles y arbustos aut\\u00f3ctonos del Norte de \\u00c1frica\",\"publisher\":{\"@id\":\"https:\/\/www.northafricatrees.org\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":\"https:\/\/www.northafricatrees.org\/?s={search_term_string}\",\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.northafricatrees.org\/en\/species\/euphorbia-polyacantha-boiss\/#webpage\",\"url\":\"https:\/\/www.northafricatrees.org\/en\/species\/euphorbia-polyacantha-boiss\/\",\"name\":\"Euphorbia polyacantha Boiss. - North Africa Trees\",\"isPartOf\":{\"@id\":\"https:\/\/www.northafricatrees.org\/#website\"},\"datePublished\":\"2020-11-10T10:07:30+00:00\",\"dateModified\":\"2023-05-28T08:32:41+00:00\",\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.northafricatrees.org\/en\/species\/euphorbia-polyacantha-boiss\/\"]}]}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","_links":{"self":[{"href":"https:\/\/www.northafricatrees.org\/en\/wp-json\/wp\/v2\/species\/12147"}],"collection":[{"href":"https:\/\/www.northafricatrees.org\/en\/wp-json\/wp\/v2\/species"}],"about":[{"href":"https:\/\/www.northafricatrees.org\/en\/wp-json\/wp\/v2\/types\/species"}],"wp:attachment":[{"href":"https:\/\/www.northafricatrees.org\/en\/wp-json\/wp\/v2\/media?parent=12147"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}