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CCDB → Angiosperms → Compositae → Ambrosia → Hymenoclea pentalepis Rydb.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Hymenoclea pentalepis Rydb. | Ambrosia salsola (Torr. & A. Gray) Strother & B. G. Baldwin | 36 | Fedorov, 1974 | Payne et al. 1964 |