(Descurainia tanacetifolia)
Hugueninia tanacetifolia,the tansy-leaved rocket,is a species of flowering plant in the monotypic genus Hugueninia belonging to the mustard family.Sometimes it is placed in genus Sisymbrium.Molecular genetic studies have shown it to be most closely related to,and possibly ancestral to the Canary Islands endemic species within the genus Descurainia.