Sisymbrium canescens var. californicum Torr. & A.Gray Dataset Update on the Brassicaceae Species Checklist Rank VARIETY Published in Torrey, J. & Gray, A. Fl. N. Amer. 1: 92. (1838). Classification family Brassicaceae genus Descurainia Name Homonyms Sisymbrium canescens var. californicum Torr. & A.Gray