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Brassicaceae
Erysimum
Erysimum asperum
Erysimum asperum
(Nutt.) DC., 1821
14% complete
Western wallflower
Syst. Nat. 2: 505 (1821)
Specifications
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Synonyms
Cheirinia aspera
(Nutt.) Rydb.
Erysimum asperum var. dolichocarpum
O.E.Schulz
Erysimum asperum f. nanum
Cockerell