Adeffu n yiddawen (Isem usnan: Prunus prostrata) d talmest n yemɣi seg twacult n tnejjikt. Jacques-Julien Houtou de La Billardière (fr) d amdan amezwaru i yuran fell-as deg useggas n 1791. Talmest-a teḥseb-itt IUCN am d talmest ur tettwaggez. Aglam Ideggan n wemɣay Tiwlafin Isseqdac == Tiwelhiwin ==