അർത്ഥം : European herb having small white, pink or purple flowers. Naturalized as a weed in North America.
പര്യായപദങ്ങൾ : common comfrey, symphytum officinale
അർത്ഥം : Perennial herb of southeastern United States having white-rayed flower heads. Formerly used as in folk medicine.
പര്യായപദങ്ങൾ : agueweed, eupatorium perfoliatum, thoroughwort