| Name | Acanthogonum polygonioides var. longispina Goodman |
| Authorship | Goodman |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Acanthogonum polygonioides (Torrey & A. Gray) Goodman |
| Citation | 1955 Leafl. W. Bot. 7: 236 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Acanthogonum polygonioides var. longispina Goodman |
| Identification made in | [no date] (1) |
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