| Classification | Euphorbiaceae: Euphorbia |
| Classification 1 | Euphorbiaceae: Chamaesyce |
| Classification 2 | Euphorbiaceae: Euphorbia |
| Harvard University Herbaria Barcode(s) | 00267441 |
| Type Status | Isosyntype |
| Collector | G. Thurber |
| Collector number | 963 |
| Country | Mexico |
| State | Sonora |
| Geography | North America: North America (CA, US, MX) (Region): Mexico: Sonora |
| Locality | [data not captured] |
| Date Collected | [1850's] |
| Habitat | Gravelly arroyo |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/7ee4a800-0af8-4203-a747-a796a5aa4736 |
| Harvard University Herbaria Barcode | 00267441 |
| Herbarium | GH |
| Previous ownership | Ex Coll. Geo. Thurber |
| Family | Euphorbiaceae |
| Determination | Euphorbia adenoptera Bertoloni |
| Determination Remarks | [pencil annotation on sheet] |
| Family | Euphorbiaceae |
| Determination | Euphorbia indivisa (Engelmann) Tidestrom |
| Determined by | L. C. Wheeler |
| Date Determined | 1939 |
| Family | Euphorbiaceae |
| Determination | Chamaesyce indivisa (Engelmann) Millspaugh |
| Determined by | C. F. Millspaugh |
| Determination Remarks | [is Current name] |
| Family | Euphorbiaceae |
| Type Status | Isosyntype |
| Isosyntype of | Euphorbia dioeca var. indivisa Engelmann |
| Verified by | W. T. Kittredge (GH) |
| Date Determined | 2008 |
| Taxon Reference | (for Euphorbia dioeca var. indivisa Engelmann) Rep. U.S. Mex. Bound., Bot. 1858. 187. |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
