Alisma gramineum
English: Alcea rosea; Alcea roseas; Alisma parriflora; Alth\'bea; Althaea rosea; Great water plantain; Grote water weegbree; Hollyhocks; Marchmallow; Marsh mallow; Ribbon-leaved water-plantain.
DD: Hydrogen, Boron, Silicon.
Source: Sense provings.