| Name | Cumathamnion sympodophyllum M. J. Wynne & K. Daniels |
| Authorship | M. J. Wynne & K. Daniels |
| Rank | Species |
| Placed in | Cumathamnion M. J. Wynne & K. Daniels |
| Citation | 1966 [12 Dec 1966] Phycologia 6: 26, figs. 1-19 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Cumathamnion sympodophyllum M. J. Wynne & K. Daniels |
| Identification made in | [no date] (1) |