Erysimum capitatum (Dougl. ex Hook.) Greene.
Engl.: sanddune wallflower, western wallflower.
Bot. syn.: Cheiranthus capitatus Dougl. & Hook., Cheirinia aspera (Nutt.) Britt.
Flowering plant. Mt. Graham road, AZ, US. Wild. 1998-04-01.
Closeup of flower. Mt. Graham road, AZ, US. Wild. 1998-04-01.
Flowering stand, gorgeous against the mountains. Mt. Graham road, AZ, US. Wild. 1998-04-01.
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