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CCDB → Angiosperms → Cactaceae → Echinocereus → Echinocereus procumbens Rumpler
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Echinocereus procumbens Rumpler | Echinocereus pentalophus (DC.) Lem. | 22 | Fedorov, 1974 | Katagiri 1952 (D. 1955) | ||
| ! | Echinocereus procumbens Rumpler | Echinocereus pentalophus (DC.) Lem. | 22 | Darlington, 1955 | Katagiri 1952 |