| Name | Catenella opuntia var. pinnata Harvey ex J. Agardh |
| Authorship | Harvey ex J. Agardh |
| Rank | Variety |
| Placed in | Catenella opuntia (Goodenough & Woodward) Greville |
| Citation | 1876 Sp. Alg. [Kützing] 3(1): 588 |
| Holdings | 8 Specimens held in the Harvard University Herbaria identified as Catenella opuntia var. pinnata Harvey ex J. Agardh |
| Identification made in | [no date] (8) |
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