| Classification | Rhodophyta: Ceramiaceae: Callithamnion | 
| Harvard University Herbaria Barcode(s) | 00776246 | 
| Collector | E. Hall | 
| Country | United States of America | 
| State | Oregon | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Oregon | 
| Locality | [no additional data] | 
| Date Collected | 1871 | 
| Project | Macroalgae TCN | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/88f5cd7a-382b-4d5a-8f27-6720523fd6a6 | 
| Harvard University Herbaria Barcode | 00776246 | 
| Herbarium | FH | 
| Family | Ceramiaceae | 
| Determination | Callithamnion squarrulosum Harvey | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Packet | 
| Preparation Method | Pressed |