| Classification | Euphorbiaceae: Euphorbia |
| Barcode(s) | 00518790 |
| Collector | B. T. Hamlin |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Middlesex County: Malden |
| Locality | Boston Basin Ecoregion: Mystic River Watershed. Middlesex Fells Reservation, west bank of spillway from Covered Reservoir |
| Georeference | 42° 26' 36" N, 71° 5' 5" W |
| Date Collected | 2013-07-22 |
| Habitat | east-facing slope, full sun, poor dry soil between rocks |
| Container | Plants of Massachusetts |
| Remarks | Associates: Achillea millefolium, Celastrus orbiculatus, Chicorium intybus, Dianthus armeria, Eurybia divaricata, Rubus sp., Trifolium pratense. |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/e721c174-f032-4b70-aa03-79888ea94bb3 |
| Harvard University Herbaria Barcode | 00518790 |
| Herbarium | NEBC |
| Family | Euphorbiaceae |
| Determination | Euphorbia virgata Waldstein & Kitaibel |
| Determined by | Kittredge, Walter Tobey |
| Date Determined | 2019 |
| Determination Remarks | [filed under] [current name] |
| Family | Euphorbiaceae |
| Determination | Euphorbia esula Linnaeus |
| Determination Remarks | [label name] |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
