| Classification | Euphorbiaceae: Euphorbia |
| Classification 1 | Euphorbiaceae: Chamaesyce |
| Harvard University Herbaria Barcode(s) | 00022836 |
| Type Status | Isolectotype |
| Collector | C. Wright |
| Collector number | 1848 |
| Country | United States of America |
| State | Arizona |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Arizona: Cochise County |
| Locality | N. Mex. [on the Sonoita near Deserted Rancho] |
| Date Collected | 1851-09-15 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/a4409aa0-f591-44af-895f-0d895addda9a |
| Harvard University Herbaria Barcode | 00022836 |
| Herbarium | GH |
| Family | Euphorbiaceae |
| Type Status | Isolectotype |
| Isolectotype of | Euphorbia pediculifera Engelmann |
| Verified by | W. T. Kittredge (A/GH) |
| Date Determined | 2008 |
| Taxon Reference | (for Euphorbia pediculifera Engelmann) Rep. U.S. Mex. Bound., Bot. 1858. 186. |
| Family | Euphorbiaceae |
| Determination | Chamaesyce pediculifera (Engelmann) Rose & Standley |
| Determined by | W. T. Kittredge (A/GH) |
| Date Determined | 2008 |
| Determination Remarks | [current name] |
| Family | Euphorbiaceae |
| Determination | Euphorbia pediculifera Engelmann |
| Determined by | L. C. Wheeler |
| Date Determined | 1934 |
| Annotation Text | var. typica Wheeler ined. |
| Family | Euphorbiaceae |
| Determination | Euphorbia pediculifera Engelmann |
| Determination Remarks | [label name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
| Item Remarks | Mounted with Schott s. n., Sonora (barcode 267425) |