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CCDB → Angiosperms → Cactaceae → Echinocereus → Echinocereus enneacanthus var. dubius (Engelm.) L. D. Benson
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Echinocereus enneacanthus var. dubius (Engelm.) L. D. Benson | Echinocereus enneacanthus Engelm. | 11 | IPCN online | WEEDIN, J. F., A. M. Powell & D. O. Kolle. 1989. Chromosome numbers in Chihuahuan Desert Cactaceae. II. Trans-Pecos Texas. S. W. Naturalist 34: 160–164. | ||
| ! | Echinocereus enneacanthus var. dubius (Engelm.) L. D. Benson | Echinocereus enneacanthus Engelm. | ca.44 | IPCN online | Weedin, J. F. & A. M. Powell. 1978. Chromosome numbers in Chihuahuan desert Cactaceae. Trans-Pecos Texas. Amer. J. Bot. 65: 531–537. | ||
| ! | Echinocereus enneacanthus var. dubius (Engelm.) L. D. Benson | Echinocereus enneacanthus Engelm. | 11 | IPCN online | Weedin, J. F. & A. M. Powell. 1978. Chromosome numbers in Chihuahuan desert Cactaceae. Trans-Pecos Texas. Amer. J. Bot. 65: 531–537. | ||
| ! | Echinocereus enneacanthus var. dubius (Engelm.) L. D. Benson | Echinocereus enneacanthus Engelm. | 11 | IPCN75-78 | Weedin & Powell 1978a | ||
| ! | Echinocereus enneacanthus var. dubius (Engelm.) L. D. Benson | Echinocereus enneacanthus Engelm. | ca.44 | IPCN75-78 | Weedin & Powell 1978a |