| Classification | Haloragaceae: Myriophyllum |
| Harvard University Herbaria Barcode(s) | 01628424 |
| Collector | H. A. Wahl |
| Collector number | 20344 |
| Country | United States of America |
| State | Pennsylvania |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Pennsylvania: Warren County |
| Locality | Alleghany River, 2 mi S of Tidioute |
| Date Collected | 1962-09-10 |
| Habitat | rooted on gravelly bottom in shallow running water |
| Container | Plants of Pennsylvania |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/630a4cee-6536-4f37-a20e-50e4bce6caab |
| Harvard University Herbaria Barcode | 01628424 |
| Herbarium | GH |
| Previous ownership | Ex The Herbarium of the Pennsylvania State University |
| Family | Haloragaceae |
| Determination | Myriophyllum spicatum Linnaeus |
| Determined by | E. N. Nelson & R. W. Couch |
| Date Determined | 1985 |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
