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CCDB → Angiosperms → Plantaginaceae → Plantago → Plantago heterophylla Nutt.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Plantago heterophylla Nutt. | Plantago heterophylla Nutt. | 12 | IPCN66 | Bassett 1966 | |||
| Plantago heterophylla Nutt. | Plantago heterophylla Nutt. | 22 | Cave1962 | Moore 1962 |