Calendula maderensis DC., Prodr. 6: 454. 1838
Calendula maderensis, Prodr. 6: 454. 1838
is basionym for Calendula suffruticosa subsp. maderensis, World Checklist Seed Pl. 3(1): 11. 1999
is basionym for Calendula incana subsp. maderensis in Feddes Repert. 85: 281. 1974
Calendula maderensis, Prodr. 6: 454. 1838