{"id":10794,"date":"2025-12-19T14:43:25","date_gmt":"2025-12-19T13:43:25","guid":{"rendered":"https:\/\/xiloteca.it\/legno\/mitragyna-spp\/"},"modified":"2026-02-04T10:24:09","modified_gmt":"2026-02-04T09:24:09","slug":"mitragyna-spp","status":"publish","type":"legno","link":"https:\/\/xiloteca.it\/en\/legno\/mitragyna-spp\/","title":{"rendered":"Mitragyna spp."},"content":{"rendered":"","protected":false},"featured_media":10793,"template":"","meta":{"_acf_changed":false,"inline_featured_image":false},"classe-di-utilizzo":[459],"continente":[486],"durabilita-insetti":[462],"durabilita-funghi":[464],"famiglia":[295],"lista-rossa-iucn":[],"ritiro-radiale":[],"ritiro-tangenziale":[],"tessitura":[470],"venatura":[482],"class_list":["post-10794","legno","type-legno","status-publish","has-post-thumbnail","hentry","classe-di-utilizzo-cu1","continente-africa","durabilita-insetti-not-resistant","durabilita-funghi-not-durable","famiglia-rubiaceae","tessitura-fine","venatura-not-obvious"],"acf":{"id_viewer":"XC_000146","nome_comune":"","nomi_comuni":null,"immagine_preview":9365,"immagine_mosaico":15299,"immagine_lightbox":9110,"tessitura":"Fine","venatura":"Non evidente","colore":"","paesi_origine_e_distribuzione":"Tropical and sub-tropical West Africa: Senegal, Gabon, Cameroon, Nigeria, Niger, Liberia, Togo, Benin.","morfologia":"A tree-like species, it can reach a height of 30 m. The branches have opposite, decussate leaves, with initially narrow stipules protecting the apical buds. The inflorescence can consist of up to 120 small umbels, each surrounded by numerous bracts that completely cover it during development. The fruit is a capsule containing numerous small, flat seeds with a small wing.","habitat_ed_ecologia":"These species prefer marshy and riparian areas, generally with good water supply. M. stipulosa prefers gallery forests in savannahs; it is a heliophilous species and is dispersed by the wind.","info_minacce":"M. stipulosa is at risk of extinction due to habitat loss.","legno_minacciato":false,"misure_di_conservazione":"M. stipulosa is preserved in various protected areas and in three ex situ collections (BGCI 2020). In Zambia and Uganda, it is included in the national red lists where it is classified as Vulnerable.","lista_rossa":"At the moment only M. stipulosa is included in the IUCN Red Lists, and is classified as NT - Near threatened (2020).","multispecie_lista_rossa":null,"anno_di_valutazione":"","cites":"Not present.","legno_descrizione":"It is pinkish-brown in color, with slightly lighter sapwood, a fine, compact texture, straight grain, and a density between 0.46 and 0.70. The tissues contain a lot of silica, which easily dulls working tools. Mechanical resistance is fair to good, but durability is very poor, especially due to insect attack.","aree_di_applicazione_utilizzi_generali":"It is used for interior carpentry, foundry models, frames, turned objects, containers for acid chemical solutions, plywood.","utilizzo_per_liuteria_ambito_musicale":"","uso_musicale":false,"altro":"Abura is a wood obtained from the species: Mitragyna ciliata Aubr. & Pellegr., M. rubrostipulacea Harv., M. stipulosa Kntze. Of a completely different origin is kratom, an Asian wood obtained from Mytrogyna speciosa.","immagine_albero":9617,"autore":"","massa_volumetrica":600,"ritiro_radiale":43,"ritiro_tangenziale":89,"modulo_di_rottura":78,"modulo_di_elasticita":11020,"altezza_albero":30,"diametro_albero":""},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Mitragyna spp. - Xiloteca Trevigiana<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/xiloteca.it\/en\/legno\/mitragyna-spp\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Mitragyna spp. - Xiloteca Trevigiana\" \/>\n<meta property=\"og:description\" content=\"...\" \/>\n<meta property=\"og:url\" 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