| Schoepfiaceae | |
Arjona tuberosa var. lanata
| Macloskie | Rep. Princeton Univ. Exp. Patagonia, Bot. 8: 342, pl. 16 | 1905 |
| Schoepfiaceae | |
Arjona tuberosa var. patagonica
| A. DC. | Prodr. 14(2): 627-1857 | |
| Schoepfiaceae | |
Arjona tuberosa var. tandilensis
| (Kuntze) G. Dawson | Revista Mus. La Plata, Secc. Bot. 6: 69 | 1944 |
| Schoepfiaceae | |
Arjona tuberosa var. tuberosa
| | | |