Ref1

https://www.researchgate.net/profile/Wathek_Zair/publication/323384485_Avena_sterilis_The_IUCN_Red_List_of_Threatened_Species_2016/links/5a91a2460f7e9ba4296dad13/Avena-sterilis-The-IUCN-Red-List-of-Threatened-Species-2016.pdf