| Classification | Poaceae: Avena |
| Harvard University Herbaria Barcode(s) | 00353720 |
| Collector | E. F. Williams |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Essex County: Newburyport |
| Date Collected | 1898-07-31 |
| Habitat | brick yard |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/cbf49e2d-0b5c-4dc1-aa0e-cb6cc33d2c6e |
| Harvard University Herbaria Barcode | 00353720 |
| Herbarium | GH |
| Previous ownership | ex Herbarium of Emile Francis Williams given to the Gray Herbarium, 1913 |
| Family | Poaceae |
| Determination | Avena hybrida Petermann |
| Annotation Text | lemmas not setose as in A. fatua |
| Family | Poaceae |
| Determination | Avena fatua Linnaeus |
| Determined by | Fernald, Merritt Lyndon |
| Family | Poaceae |
| Determination | Avena sativa Linnaeus |
| Determination Remarks | [is label name] |
| Family | Poaceae |
| Determination | Avena strigosa Schreber |
| Determined by | Harris, Stuart Kimball |
| Date Determined | 1961 |
| Determination Remarks | [is Current name] |
| Phenology | Fruit |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
