[Mugworts, Sageworts and Wormwoods: The Genus Artemisia East of the Cascade Mountains of Oregon and Washington]

Biennial Wormwood

Artemisia biennis

Synonym: Artemisia biennis var. biennis

Biennial Wormwood: Artemisia biennis (Synonym: Artemisia biennis var. biennis)

The photo above shows a close-up of the flowerheads of biennial wormwood as seen in sandy soils on the beach at the Dalles Riverside Park..........September 29, 2007. Like other wormwoods, the flowers are all discoid.

Biennial Wormwood: Artemisia biennis (Synonym: Artemisia biennis var. biennis)

The photo above shows the axillary inflorescences of biennial wormwood as seen in sandy soils on the beach at the Dalles Riverside Park............September 29, 2007.

Leaf of Biennial Wormwood: Artemisia biennis (Synonym: Artemisia biennis var. biennis) - Leaf of Biennial Wormwood: Artemisia biennis (Synonym: Artemisia biennis var. biennis)

The photos above show stem leaves of biennial wormwood as seen on the beach at the Dalles Riverside Park............September 29, 2007.

Biennial Wormwood: Artemisia biennis (Synonym: Artemisia biennis var. biennis)

The photo above shows biennial wormwood as seen on the beach at the Dalles Riverside Park.............September 29, 2007.

Paul Slichter