| Name | Nephrodium spinulosum var. concordianum Davenport |
| Authorship | Davenport |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Nephrodium spinulosum Strempel |
| GUID | urn:lsid:ipni.org:names:169473-2 |
| Citation | 1904 Rhodora 6: 33 |
| Holdings | 13 Specimens held in the Harvard University Herbaria identified as Nephrodium spinulosum var. concordianum Davenport |
| Identification made in | [no date] (4), 1947 (2), 2017 (7) |
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