Echinopsis
Synonymy
Source: Korotkova, N. & Raab-Straube, E. von (2017+): Cactaceae. – In: Euro+Med Plantbase - the information resource for Euro-Mediterranean plant diversity.
Echinopsis in Abh. Math.-Phys. Cl. Königl. Bayer. Akad. Wiss. 2: 675. 1837