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CCDB → Angiosperms → Annonaceae → Isolona → Isolona leonensis Sprague & Hutch.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Isolona leonensis Sprague & Hutch. | Isolona campanulata Engl. & Diels | 16 | IPCN65 | Mangenot & M. 1962 | ||
| ! | Isolona leonensis Sprague & Hutch. | Isolona campanulata Engl. & Diels | 16 | Fedorov, 1974 | Mangenot S., Mangenot G. 1962 |