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CCDB → Pteridophytes → Onocleaceae → Matteuccia → Matteuccia struthiopteris var. pensylvanica (Willd.) C. V. Morton
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Matteuccia struthiopteris var. pensylvanica (Willd.) C. V. Morton | Matteuccia struthiopteris var. pensylvanica (Willd.) C. V. Morton | 78 | IPCN online | Love, A. & D. Love. 1976. In IOPB chromosome number reports LIII. Taxon 25: 483–500. | ||
| ! | Matteuccia struthiopteris var. pensylvanica (Willd.) C. V. Morton | Matteuccia struthiopteris var. pensylvanica (Willd.) C. V. Morton | 80 | eFlora | |||
| Struthiopteris filicastrum All. | Matteuccia struthiopteris var. pensylvanica (Willd.) C. V. Morton | 40 | Cave1958 | Sorsa 1958 |