| Classification | Hypericaceae: Hypericum |
| Harvard University Herbaria Barcode(s) | 00960436 |
| Collector | Zachary Nowak |
| Collector number | 2015-047 |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Suffolk County |
| Locality | Boston Basin Ecoregion: Muddy River Watershed. Boston: near an overpass of Storrow Drive |
| Georeference | 42.350910° N, 71.092780° W |
| Date Collected | 2015-08-26 |
| Habitat | over an occasionally-mowed median strip in full sun near an overpass. Dry compacted sandy soil. Associates: Poa spp., Plantago lanceolata, Ambrosia spp., and Cichorium intybus |
| Container | Plants of the Back Bay Fens |
| Vernacular Name | common St. Johnswort |
| Project | New England Vascular Plants TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/0f29e9a6-1cdc-41b4-89f4-f07f62ea3d7d |
| Harvard University Herbaria Barcode | 00960436 |
| Herbarium | NEBC |
| Family | Hypericaceae |
| Determination | Hypericum perforatum Linnaeus |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
