Narrow Tansymustard, Thread-stalk Cutleaf Tansymustard, Western Tansymustard: Descurainia longipedicellata (Synonyms: Descurainia incisa ssp. filipes, Descurainia incisa var. filipes, Descurainia pinnata ssp. fillipes, Descurainia pinnata var. filipes, Sisymbrium incisum var. filipes, Sisymbrium longipedicellatum, Sophia filipes) -
Cutleaf Tansymustard, Mountain Tansymustard: Descurainia incisa ssp. incisa (Synonyms: Descurainia incana ssp. incisa, Descurainia incisa, Descurainia incisa var. incisa, Descurainia richardsonii ssp. incisa, Descurainia richardsonii var. incisa, Descurainia richardsonii var. sonnei, Sisymbrium incisum, Sophia incisa) -
Nelson's Tansymustard, Nelson's Western Tansymustard: Descurainia nelsonii (Synonyms: Descurainia brachycarpa var. nelsonii, Descurainia pinnata ssp. nelsonii, Descurainia pinnata var. nelsonii, Sophia nelsonii) -
Salty Western Tansymustard, Western Tansymustard: Descurainia pinnata ssp. halictorum (Synonyms: Descurainia halictorum var. andrenarium, Descurainia pinnata var. halictorum, Descurainia pinnata var. osmiarum, Sophia andrenarium, Sophia andrenarium var. osmiarum, Sophia halictorum) -
Flixweed, Herb Sophia: Descurainia sophia (Synonyms: Sisymbrium sophia, Sophia sophia) -