Streptanthus sanhedrensis Eastw.
Streptanthus orbiculatus Greene
Streptanthus suffrutescens Greene
Pleiocardia orbiculata (Greene) Greene
Streptanthus tortuosus var. suffrutescens (Greene) Jeps.
Pleiocardia suffrutescens (Greene) Greene
Streptanthus tortuosus var. flavescens Jeps.
Disaccanthus tortuosus (Kellogg) O.E.Schulz
Pleiocardia tortuosa (Kellogg) Greene
Streptanthus tortuosus var. oblongus Jeps.
Streptanthus tortuosus var. pallidus Jeps.
Streptanthus tortuosus var. optatus Jeps.
Streptanthus tortuosus var. foliosus (Greene) D.W.Taylor
Streptanthus foliosus Greene
Streptanthus tortuosus var. orbiculatus H.M.Hall
Erysimum tortuosum (Kellogg) Kuntze
Pleiocardia foliosa (Greene) Greene
Streptanthus tortuosus subsp. truei Al-Shehbaz