Publication: Trans. Amer. Philos. Soc., n. s. 7: 398.
selected vouchers: WTU
Notes: FNA19:"The relatively large heads of Artemisia arbuscula subsp. arbuscula suggest a relationship with A. cana; the extreme morphologic variability of this subspecies from east to west may be the result of hybridization with various subspecies within the A. cana complex."