Tarımcılar, GülYılmaz, ÖzerKaynak, Gönül2024-08-122024-08-122015-06-010253-5416DOI: https://doi.org/10.3329/bjb.v44i2.38515https://www.banglajol.info/index.php/BJB/article/view/38515https://hdl.handle.net/11452/43891Onosma demirizii Kaynak, Tarimcilar & Yilmaz sp. nova (Boraginaceae) is described as a new species from central Anatolia, Turkey. This new species is closely related to O. subulifolium H. Riedl but differs by its yellowish-green stems, patent-setose indumentum, linear to narrowly oblanceolate cauline leaves, shorther calyx and corolla and anthers that are longer than the filaments. The diagnostic morphological characters of this new species are discussed.eninfo:eu-repo/semantics/closedAccessBoraginaceaeNew speciesOnosmaTurkeyPlant sciencesArticle00035724100001326126544210.3329/bjb.v44i2.38515