Halimolobos multiracemosus (S. Watson) Rollins Halimolobos multiracemosus (S. Watson) Rollins in Contr. Dudley Herb. 3: 260. 1943 sec. Rollins 1993≡Sisymbrium multiracemosum S. Watson in Proc. Amer. Acad. Arts 26: 132. 1891 syn. sec. Bailey & al. 2007