| Classification | Lamiaceae: Pycnanthemum |
| Harvard University Herbaria Barcode(s) | 01596174 |
| Collector | A. MacElwee |
| Collector number | 1007 |
| Country | United States of America |
| State | Pennsylvania |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Pennsylvania: Delaware County |
| Locality | Williamson |
| Date Collected | 1899-07-28 |
| Habitat | Dry open woods & fields. |
| Container | Plants of Eastern Pennsylvania |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/a4ebe6d9-b6b4-4c3d-afce-77bcada7fa10 |
| Harvard University Herbaria Barcode | 01596174 |
| Herbarium | GH |
| Previous ownership | Ex Herbarium of the Philadelphia Museums |
| Family | Lamiaceae |
| Determination | Pycnanthemum tenuifolium Schrader |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
