Agave salmiana Otto ex Salm-Dyck Agave salmiana Otto ex Salm-Dyck in Bonplandia 7: 88. 1859 sec. García-Mendoza 2011=Agave atrovirens var. salmiana (Otto ex Salm-Dyck) Maire & Weiller, Fl. Afr. Nord 6: 85. 1959 syn. sec. Govaerts 2013