{"id":12258,"date":"2020-11-10T10:07:38","date_gmt":"2020-11-10T10:07:38","guid":{"rendered":"https:\/\/www.northafricatrees.org\/species\/vachellia-flava-forssk-kyal-boatwr\/"},"modified":"2026-07-21T17:17:52","modified_gmt":"2026-07-21T17:17:52","slug":"vachellia-flava-forssk-kyal-boatwr","status":"publish","type":"species","link":"https:\/\/www.northafricatrees.org\/en\/species\/vachellia-flava-forssk-kyal-boatwr\/","title":{"rendered":"Vachellia flava (Forssk.) Kyal. &#038; Boatwr."},"content":{"rendered":"<p>Spiny shrub up to 4 m in height, highly branched from the base \u2014shaped in V\u2014, or a tree up to 6(7) m in height, hermaphrodite, deciduous, very ramose. Trunk and main branches with bark brown-greenish or dark brown, smooth, with many lenticels, that peels into papery laminas \u2014then yellow-green\u2014, \u00b1 glabrous. Young branches puberulent, brown or greenish. Stipular spines (2)4-6(7) cm \u2014longer than the leaves\u2014, paired, divergent, straight, white, hairy at the base. Leaves 3-5(8) cm, alternate, bipinnate, glabrous or puberulent, with petiole 0.5-1.5 cm, with 1 gland and \u00b1 hairy, and rachis with 1-2(4) pairs of pinnae \u2014with 1 gland at the insertion of the upper pinnae\u2014, each with (5)8-12 pairs of leaflets 2-4 \u00d7 0.75-1(1.5) mm, oblong or narrowly obovate, rounded at the tip, subsessile, entire, ciliate, dull light green in colour. Inflorescences in spherical capitula, 10-15 mm in diameter, with numerous minute flowers, bright yellow, axillary, solitary or in fascicles of 2-5, peduncle long 1-3 cm, longer than the leaves. Calyx 1-1.5 mm, glabrous except for the puberulous teeth. Corolla <em>c.<\/em><br \/>\n2.5 mm. Stamens very numerous. Pod (3)4-10(12) cm \u00d7 4.5 mm, pendulous, linear, straight or curved \u2014in spiral when mature\u2014, compressed, \u00b1 constrained between the seeds, glabrous, red at first turning brownish, dehiscent, 6 -8 seeds. Seed (3.5)4-6.5 \u00d7 2-3 mm, ovoid, compressed, brown-blackish, smooth.<\/p>\n","protected":false},"featured_media":0,"template":"","class_list":["post-12258","species","type-species","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Vachellia flava (Forssk.) Kyal. &amp; Boatwr. - 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=\"Vachellia flava (Forssk.) Kyal. &amp; Boatwr. - North Africa Trees\" \/>\n<meta property=\"og:description\" content=\"Spiny shrub up to 4 m in height, highly branched from the base \u2014shaped in V\u2014, or a tree up to 6(7) m in height, hermaphrodite, deciduous, very ramose. Trunk and main branches with bark brown-greenish or dark brown, smooth, with many lenticels, that peels into papery laminas \u2014then yellow-green\u2014, \u00b1 glabrous. Young branches puberulent,...\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.northafricatrees.org\/en\/species\/vachellia-flava-forssk-kyal-boatwr\/\" \/>\n<meta property=\"og:site_name\" content=\"North Africa Trees\" \/>\n<meta property=\"article:modified_time\" content=\"2026-07-21T17:17:52+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\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.northafricatrees.org\\\/en\\\/species\\\/vachellia-flava-forssk-kyal-boatwr\\\/\",\"url\":\"https:\\\/\\\/www.northafricatrees.org\\\/en\\\/species\\\/vachellia-flava-forssk-kyal-boatwr\\\/\",\"name\":\"Vachellia flava (Forssk.) Kyal. & Boatwr. - North Africa Trees\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.northafricatrees.org\\\/en\\\/#website\"},\"datePublished\":\"2020-11-10T10:07:38+00:00\",\"dateModified\":\"2026-07-21T17:17:52+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.northafricatrees.org\\\/en\\\/species\\\/vachellia-flava-forssk-kyal-boatwr\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.northafricatrees.org\\\/en\\\/species\\\/vachellia-flava-forssk-kyal-boatwr\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.northafricatrees.org\\\/en\\\/species\\\/vachellia-flava-forssk-kyal-boatwr\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Portada\",\"item\":\"https:\\\/\\\/www.northafricatrees.org\\\/en\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Vachellia flava (Forssk.) Kyal. &#038; Boatwr.\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.northafricatrees.org\\\/en\\\/#website\",\"url\":\"https:\\\/\\\/www.northafricatrees.org\\\/en\\\/\",\"name\":\"North Africa Trees\",\"description\":\"\u00c1rboles y arbustos aut\u00f3ctonos del Norte de \u00c1frica\",\"publisher\":{\"@id\":\"https:\\\/\\\/www.northafricatrees.org\\\/en\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/www.northafricatrees.org\\\/en\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/www.northafricatrees.org\\\/en\\\/#organization\",\"name\":\"North \u00e1frica trees\",\"url\":\"https:\\\/\\\/www.northafricatrees.org\\\/en\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/www.northafricatrees.org\\\/en\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/www.northafricatrees.org\\\/wp-content\\\/uploads\\\/2020\\\/10\\\/logo-north-africa-trees.png\",\"contentUrl\":\"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\\\/en\\\/#\\\/schema\\\/logo\\\/image\\\/\"}}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Vachellia flava (Forssk.) Kyal. & Boatwr. - North Africa Trees","robots":{"index":"noindex","follow":"follow"},"og_locale":"en_US","og_type":"article","og_title":"Vachellia flava (Forssk.) Kyal. & Boatwr. - North Africa Trees","og_description":"Spiny shrub up to 4 m in height, highly branched from the base \u2014shaped in V\u2014, or a tree up to 6(7) m in height, hermaphrodite, deciduous, very ramose. Trunk and main branches with bark brown-greenish or dark brown, smooth, with many lenticels, that peels into papery laminas \u2014then yellow-green\u2014, \u00b1 glabrous. Young branches puberulent,...","og_url":"https:\/\/www.northafricatrees.org\/en\/species\/vachellia-flava-forssk-kyal-boatwr\/","og_site_name":"North Africa Trees","article_modified_time":"2026-07-21T17:17:52+00:00","twitter_card":"summary_large_image","twitter_misc":{"Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.northafricatrees.org\/en\/species\/vachellia-flava-forssk-kyal-boatwr\/","url":"https:\/\/www.northafricatrees.org\/en\/species\/vachellia-flava-forssk-kyal-boatwr\/","name":"Vachellia flava (Forssk.) Kyal. & Boatwr. - North Africa Trees","isPartOf":{"@id":"https:\/\/www.northafricatrees.org\/en\/#website"},"datePublished":"2020-11-10T10:07:38+00:00","dateModified":"2026-07-21T17:17:52+00:00","breadcrumb":{"@id":"https:\/\/www.northafricatrees.org\/en\/species\/vachellia-flava-forssk-kyal-boatwr\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.northafricatrees.org\/en\/species\/vachellia-flava-forssk-kyal-boatwr\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.northafricatrees.org\/en\/species\/vachellia-flava-forssk-kyal-boatwr\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Portada","item":"https:\/\/www.northafricatrees.org\/en\/"},{"@type":"ListItem","position":2,"name":"Vachellia flava (Forssk.) Kyal. &#038; Boatwr."}]},{"@type":"WebSite","@id":"https:\/\/www.northafricatrees.org\/en\/#website","url":"https:\/\/www.northafricatrees.org\/en\/","name":"North Africa Trees","description":"\u00c1rboles y arbustos aut\u00f3ctonos del Norte de \u00c1frica","publisher":{"@id":"https:\/\/www.northafricatrees.org\/en\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.northafricatrees.org\/en\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/www.northafricatrees.org\/en\/#organization","name":"North \u00e1frica trees","url":"https:\/\/www.northafricatrees.org\/en\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.northafricatrees.org\/en\/#\/schema\/logo\/image\/","url":"https:\/\/www.northafricatrees.org\/wp-content\/uploads\/2020\/10\/logo-north-africa-trees.png","contentUrl":"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\/en\/#\/schema\/logo\/image\/"}}]}},"kml":false,"_links":{"self":[{"href":"https:\/\/www.northafricatrees.org\/en\/wp-json\/wp\/v2\/species\/12258","targetHints":{"allow":["GET"]}}],"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=12258"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}