| Artemisia abrotanum | Southernwood | Asteraceae | Artemisia altissima Ehrh. ex DC. International Compositae Alliance ILDIS IOPI New Yo | 1 | 3 |
| Artemisia absinthium | Wormwood, Absinthium. | Asteraceae | Absinthium officinale Brot. Artemisia pendula Salisb.. Artemisia rhaetica Brügger. | 1 | 3 |
| Artemisia annua | Qing Hao, Sweet sagewort | Asteraceae | | 1 | 4 |
| Artemisia anomala | | Asteraceae | | 0 | 2 |
| Artemisia arborescens | Tree Wormwood | Asteraceae | Absinthium arborescens (L.) Moench in Methodus. A. elegans Salisb. Absinthium argenteum Besser. A. argentea Seb. & Maur. ex Willk. & Lange. | 0 | 2 |
| Artemisia argyi | | Asteraceae | | 0 | 2 |
| Artemisia biennis | Biennial Wormwood | Asteraceae | Heterotypic Synonyms: A. australis Ehrh. ex DC. A. biennis var. diffusa Dorn. A. inconspicua Spreng. A. jacquinii Raeusch. A. pinnatifida Jacquem. ex DC. | 1 | 1 |
| Artemisia californica | California Sagebrush | Asteraceae | Crossostephium californicum (Less.) Rydb. A. abrotanoides Nutt. A. fischeriana Besser. A. fischeriana var. vegetior Besser. A. foliosa Nutt. Crossostephium foliosum Rydb. | 0 | 2 |
| Artemisia campestris | Field Southernwood | Asteraceae | | 1 | 2 |
| Artemisia campestris glutinosa | | Asteraceae | A. glutinosa. J.Gay. | 0 | 0 |
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