| Classification | Rhodophyta: Ceramiaceae: Callithamnion |
| Harvard University Herbaria Barcode(s) | 00776155 |
| Collector | M. S. Doty |
| Collector number | 5641 |
| Country | United States of America |
| State | California |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: California: Monterey County |
| Locality | [data not captured] |
| Date Collected | 1943-06-23 |
| Project | Macroalgae TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/d3c12c24-6d28-40b2-aec9-425731b4199f |
| Harvard University Herbaria Barcode | 00776155 |
| Herbarium | FH |
| Family | Ceramiaceae |
| Determination | Callithamnion pikeanum Harvey |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Pressed |
