title: A taxonomic revision of the genus<i>Stachys</i>(Lamiaceae: Lamioideae) in Iran
abstract: Stachys is a large and taxonomically complex genus of Lamiaceae (Lamioideae: Stachydeae). On the basis of morphological examination and field investigation, we revised the genus Stachys in Iran. We examined about 3500 specimens from various herbaria and produced a key for identification of all taxa found in Iran. The following are provided for each taxon: a description along with the complete synonymy, notes on nomenclature and relationships within the genus, geographical distribution, habitat, 
journal: Botanical Journal of the Linnean Society