| Classification | Euphorbiaceae: Euphorbia |
| Harvard University Herbaria Barcode(s) | 00277310 |
| Type Status | Syntype |
| Collector | J. M. Bigelow |
| Country | United States of America |
| State | California |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: California |
| Locality | Grafs Valley [?] |
| Date Collected | 1853 - 1854 |
| Habitat | Ravines |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/08050a7f-7d4c-4e4c-97c2-b839d0e31cbe |
| Harvard University Herbaria Barcode | 00277310 |
| Herbarium | GH |
| Family | Euphorbiaceae |
| Determination | Euphorbia sp. |
| Determination Remarks | [is label name] |
| Family | Euphorbiaceae |
| Determination | Euphorbia crenulata Engelmann |
| Determined by | J.B.S. Norton |
| Date Determined | 1954-05-20 |
| Determination Remarks | [pencilled on sheet] |
| Family | Euphorbiaceae |
| Determination | Euphorbia crenulata Engelmann |
| Determined by | L.C. Wheeler |
| Date Determined | 1936 |
| Determination Remarks | [is Current name] |
| Family | Euphorbiaceae |
| Type Status | Syntype |
| Syntype of | Euphorbia leptocera Engelmann |
| Verified by | D. Geltman (LE) |
| Date Determined | 2009-10-** |
| Determination Remarks | [mounted with non-type specimen on left] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
