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CCDB → Pteridophytes → Ophioglossaceae → Ophioglossum → Ophioglossum pusillum Raf.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Ophioglossum pusillum Raf. | Ophioglossum pusillum Raf. | 960 | IPCN online | Love, A. & D. Love. 1976. In IOPB chromosome number reports LIII. Taxon 25: 483–500. | |||
| ! | Ophioglossum vulgatum var. pseudopodum (S. F. Blake) Farw. | Ophioglossum pusillum Raf. | 480 | IPCN67-71 | MULLIGAN, G.A., & W.J. CODY. 1969. The highest number known to occur in a North American plant. Canad. Field-Naturalist 83: 277-278. | ||
| ! | Ophioglossum pusillum Raf. | Ophioglossum pusillum Raf. | 960 | Love, 1977 | Mulligan & Cody 1969 | ||
| ! | Ophioglossum pusillum Raf. | Ophioglossum pusillum Raf. | 960 | Love, 1977 | Love & Love (in Love.1976) | ||
| ! | Ophioglossum pusillum Raf. | Ophioglossum pusillum Raf. | 960 | eFlora |