| Classification | Onagraceae: Oenothera |
| Harvard University Herbaria Barcode(s) | 00073052 |
| Type Status | Isotype |
| Collector | A. Eastwood & J. T. Howell |
| Collector number | 2147 |
| Country | United States of America |
| State | California |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: California: Contra Costa County: Antioch |
| Locality | Sand dunes |
| Date Collected | 1936-04-19 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/1aeeff31-decf-421b-80e0-8c6b106d93e3 |
| Harvard University Herbaria Barcode | 00073052 |
| Herbarium | GH |
| Family | Onagraceae |
| Type Status | Isotype |
| Isotype of | Oenothera deltoides var. howellii Munz |
| Determination Remarks | [is filed under name] |
| Taxon Reference | (for Oenothera deltoides var. howellii Munz) Aliso 1949. 2: 81. |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
