Gamochaeta americana (Mill.) Wedd.
Sinonimi / Synonyms: Gamochaeta americana (Mill.) Wedd. subvar. interrupta Wedd.; Gamochaeta americana (Mill.) Wedd. var. alpina Wedd.; Gamochaeta americana auct. Fl. Ital., non (Mill.) Wedd.; Gamochaeta coarctata (Willd.) Kerguélen; Gamochaeta guatemalensis (Gand.) Cabrera; Gamochaeta irazuensis G.L.Nesom; Gamochaeta spicata Cabrera, nom. illeg.; Gnaphalium americanum Mill.; Gnaphalium coarctatum Willd.; Gnaphalium consanguineum Gaudich.; Gnaphalium guatemalense Gand.; Gnaphalium purpureum L. var. americanum (Mill.) Klatt; Gnaphalium purpureum L. var. spicatum Klatt; Gnaphalium spicatum Lam. f. consanguineum (Gaudich.) Skottsb.; Gnaphalium spicatum Lam. var. alpinum (Wedd.) Hieron.; Gnaphalium spicatum Lam. var. chonoticum Hook.f.; Gnaphalium spicatum Lam. var. consanguineum (Gaudich.) Skottsb.; Gnaphalium spicatum Lam., non Mill., nom. illeg.;
Neofita / Neophyte
Alloctona naturalizzata / Naturalized alien
Recently Gamochaeta impatiens G.L.Nesom has been distinguished from G. americana (= G. coarctata (Willd.) Kerguélen) (Nesom 2022), so that the records referred to this species should be further studied.
Alloctona naturalizzata / Naturalized alien
Recently Gamochaeta impatiens G.L.Nesom has been distinguished from G. americana (= G. coarctata (Willd.) Kerguélen) (Nesom 2022), so that the records referred to this species should be further studied.
Liguria: naturalizzata / naturalized; Toscana: naturalizzata / naturalized; Veneto: casuale / casual;