Synonyme: Ambrosia absynthifolia, Ambrosia artemisiifolia subsp. diversifolia, Ambrosia artemisiifolia var. elatior f. villosa, Ambrosia artemisiifolia var. jamaicensis, Ambrosia artemisiifolia var. octocornis, Ambrosia artemisiifolia var. quadricornis, Ambrosia diversifolia, Ambrosia elata, Ambrosia elatior, Ambrosia elatior var. heterophylla, Ambrosia…