| Classification | Chromista: Phaeophyceae: Ectocarpaceae: Ectocarpus | 
| Harvard University Herbaria Barcode(s) | 00804466 | 
| Collector | M. R. Diáz Piferrer | 
| Geography | North America: Caribbean (Region): Puerto Rico | 
| Locality | Playa Tallaboa, Guayamilla, Costa sur de Puerto Rico | 
| Date Collected | 1959-01-31 | 
| Habitat | Roca en la orilla. Marea: Baja. Profund: Zona de la marea. | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/2b930a45-bb6c-4105-bf2a-3ec469d66c85 | 
| Harvard University Herbaria Barcode | 00804466 | 
| Herbarium | FH | 
| Previous ownership | [ex] Universidad de Puerto Rico | 
| Family | Ectocarpaceae | 
| Determination | Ectocarpus breviarticulatus J. Agardh | 
| Determined by | Diaz Piferrer, Manuel R. | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Packet | 
| Preparation Method | Dried |