Physoptychis gnaphalodes (DC.) Boiss., Fl. Orient. 1: 260. 1867 Physoptychis gnaphalodes (DC.) Boiss., Fl. Orient. 1: 260. 1867is new combination for Alyssum gnaphalodes DC., Reg. Veg. Syst. Nat. 2: 311. 1821Taxon for this namePhysoptychis gnaphalodes (DC.) Boiss., Fl. Orient. 1: 260. 1867