| Name | Ectocarpus fasciculatus Harvey |
| Authorship | Harvey |
| Rank | Species |
| NomenclaturalStatus | Unknown |
| Placed in | Ectocarpus Lyngbye |
| Contains | Ectocarpus fasciculatus var. abbreviatus (Kützing) Sauvageau Ectocarpus fasciculatus var. congestus (P. Crouan & H. Crouan) Batters Ectocarpus fasciculatus var. draparnaldioides P. Crouan & H. Crouan Ectocarpus fasciculatus var. macrosporus Askenasy Ectocarpus fasciculatus f. polyrhizus Collins Ectocarpus fasciculatus var. pycnocarpus (Rosenvinge) Cardinal Ectocarpus fasciculatus var. pygmaeus (Areschoug) Batters Ectocarpus fasciculatus var. refractus (Kützing) Ardissone |
| Remarks | Created from Taxon Name Import: Ectocarpus fasciculatus Harvey |
| Holdings | 6 Specimens held in the Harvard University Herbaria identified as Ectocarpus fasciculatus Harvey |
| Identification made in | [no date] (6) |