| Classification | Isoetaceae: Isoetes | 
| Harvard University Herbaria Barcode(s) | 02073082 | 
| Collector | T. C. Porter | 
| Country | United States of America | 
| State | New Jersey | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: New Jersey: Camden County | 
| Locality | Delaware River opp. Chester, Pa. | 
| Date Collected | 1895-08-01 | 
| Project | US and Canada - Mass Digitization | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/7c4ca846-8db5-451c-b2ac-a056da33a10c | 
| Harvard University Herbaria Barcode | 02073082 | 
| Herbarium | GH | 
| Previous ownership | [Ex] Herbarium of T. Chalkley Palmer.; [Ex] Herbarium of Walter Deane Bequeathed to the Gray Herbarium Received August, 1930 | 
| Family | Isoetaceae | 
| Determination | Isoetes riparia Engelmann | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |