| Classification | Oscillatoriaceae: Oscillatoria | 
| Harvard University Herbaria Barcode(s) | 01002130 | 
| Collector | N. L. Gardner | 
| Collector number | 4351 | 
| Country | United States of America | 
| State | California | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: California: Alameda County: Oakland | 
| Locality | [no additional data] | 
| Date Collected | 1918-08-** | 
| Project | Macroalgae TCN | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/1d20c4d5-d152-4200-95f5-6961eda1e2ee | 
| Harvard University Herbaria Barcode | 01002130 | 
| Herbarium | FH | 
| Family | Oscillatoriaceae | 
| Determination | Oscillatoria chalybea Mertens ex Gomont | 
| Determination Remarks | [filed under] [current name] | 
| Subcollection | Algae Distributed from the Herbarium of the University of Califo | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |