'''Tarweed''' or '''tarplant''' is a common name for several plants and may refer to:
*Various plants in the tribe Madieae of the family Asteraceae: **''Anisocarpus madioides'' **''Blepharizonia'' **''Centromadia'' **''Deinandra'' **''Harmonia'' **''Hemizonella'' **''Hemizonia'' **''Holocarpha'' **''Jensia'' **''Madia'' *''Amsinckia lycopsoides'' *''Cuphea viscosissima''
{{Plant common name}}