| Classification | Isoetaceae: Isoetes | 
| Complex Object | This is a complex collection object (2 items with 1 preparation) | 
| Harvard University Herbaria Barcode(s) | 02074371 | 
| Other Barcodes on Sheet | 02074370 | 
| Collector | M. L. Fernald & B. H. Long | 
| Collector number | 13855 | 
| Country | United States of America | 
| State | Virginia | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Virginia: Essex County | 
| Locality | Rappahannock River, northeast of Loretto | 
| Date Collected | 1941-10-15 | 
| Habitat | Sandy and muddy tidal shore | 
| Container | Flora of Southeastern Virginia | 
| Project | US and Canada - Mass Digitization | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/13598ad0-3893-488f-b09e-3fb458bd46f1 | 
| Harvard University Herbaria Barcode | 02074371 | 
| Herbarium | GH | 
| Family | Isoetaceae | 
| Determination | Isoetes riparia Engelmann | 
| Determined by | Musselman, L. J. & Knepper, D. A. | 
| Date Determined | 1993-02-** | 
| Determination Remarks | [current name] | 
| Family | Isoetaceae | 
| Determination | Isoetes ×brittonii D. F. Brunton & W. C. Taylor | 
| Determination Remarks | [filed under] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |