| Name | Sphacelaria cirrosa var. pennata (Lyngbye) Hauck |
| Authorship | (Lyngbye) Hauck |
| Rank | Variety |
| NomenclaturalStatus | Unknown |
| Placed in | Sphacelaria cirrosa (Roth) C. Agardh |
| Remarks | Created from Taxon Name Import: Sphacelaria cirrosa var. pennata (Lyngbye) Hauck |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Sphacelaria cirrosa var. pennata (Lyngbye) Hauck |
| Identification made in | [no date] (2) |