Erysimum asperum, the western wallflower (a name it shares with Erysimum capitatum), is a species of flowering plant in the family Brassicaceae.[2][3][4] It is native to west-central Canada, the west-central United States, and northern Mexico; in grasslands generally east of the Continental Divide and west of the Mississippi.[2][5] It is a member of the Erysimum asperum-E. capitatum species complex.[5]

Erysimum asperum
In bloom
Watercolor by Margaret Neilson Armstrong

Secure  (NatureServe)[1]
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Brassicales
Family: Brassicaceae
Genus: Erysimum
Species:
E. asperum
Binomial name
Erysimum asperum
Synonyms[2]
List
    • Cheiranthus asper Nutt.
    • Cheiranthus grandiflorus A.Heller
    • Cheirinia aspera (Nutt.) Rydb.
    • Erysimum asperum var. dolichocarpum O.E.Schulz
    • Erysimum asperum f. nanum Cockerell
    • Erysimum lanceolatum Pursh

References edit

  1. ^ NatureServe (2023). "Erysimum asperum". Arlington, Virginia. Retrieved 5 December 2023.
  2. ^ a b c "Erysimum asperum (Nutt.) DC". Plants of the World Online. Royal Botanic Gardens, Kew. Retrieved 20 April 2022.
  3. ^ "Erysimum asperum (Western Wallflower)". MinnesotaWildflowers.info. Minnesota Wildflowers. 2022. Retrieved 20 April 2022.
  4. ^ "Erysimum asperum American cress". The Royal Horticultural Society. 2022. Retrieved 20 April 2022. Other common names; false wallflower, orange mustard, western wallflower, garlic mustard [2]. Synonyms; Cheiranthus asperus
  5. ^ a b Turner, B. L. (2006). "Taxonomy and nomenclature of the Erysimum asperum-E. capitatum complex (Brassicaceae)". Phytologia. 88: 279–287. doi:10.5962/bhl.part.10454.