a types of Ambrosia Ambrosia artemisiaeligfolia Roman worm lumber
- widespread European grass with spiny tongue-shaped leaves and yellow blossoms; naturalized in usa
- some of many chiefly North American weedy flowers constituting the genus Ambrosia that create extremely allergenic pollen accountable for much hay-fever and symptoms of asthma
- A species of Ambrosia (A. artemisiaefolia); Roman wormu000du000a timber.
(n.) A species of Ambrosia (A. artemisiaefolia); Roman worm lumber.