Alyssum alpestre var. suffrutescens Boiss., Fl. Orient. 1: 268. 1867 [nom. illeg.].

 Alyssum tortuosum var. orientale DC., Syst. Nat. 2: 306. 1821.

= Alyssum sibiricum Willd., Sp. Pl. 3: 465. 1800.

Note. – Varietas suffrutescens is illegitimate because Boissier listed the earlier published Alyssum tortuosum var. orientale DC. in synonymy. Both varietal names are rather obscure, and the latter needs lectotypification.