[The Mustard Family West of the Cascade Mountains of Oregon and Washington]

Wallflowers West of the Cascade Mountains of Oregon and Washington

The Genus Erysimum

Inflorescence of Prairie Rocket, Rough Wallflower, Douglas' Wallflower, Western Wallflower, Sanddune Wallflower: Erysimum capitatum var. capitatum (Synonyms: Erysimum asperum, Erysimum asperum, Erysimum asperum var. capitatum, Erysimum capitatum ssp. capitatum)

Prairie Rocket: Erysimum capitatum var. capitatum

Cascade Wallflower, Sand-dwelling Wallflower: Erysimum arenicola (Synonyms: Erysimum arenicola var. torulosum, Erysimum perenne var. tephrinum) -

Prairie Rocket, Rough Wallflower, Douglas' Wallflower, Western Wallflower, Sanddune Wallflower: Erysimum capitatum var. capitatum (Synonyms: Erysimum asperum, Erysimum asperum, Erysimum asperum var. capitatum, Erysimum capitatum ssp. capitatum) -

Sierra Wallflower: Erysimum capitatum var. perenne (Synonyms: Erysimum capitatum ssp. perenne, Erysimum perenne) -

Wormseed Mustard, Treacle Mustard: Erysimum cheiranthoides -

Pacific Wallflower, Coast Wallflower: Erysimum concinnum (Synonym: Erysimum menziesii ssp. concinnum) -

Pale Wallflower, Western Wallflower: Erysimum occidentale -

Spreading Wallflower, Bushy Wallflower, Repand Wallflower: Erysimum repandum -


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