| Classification | Euphorbiaceae: Euphorbia | 
| Barcode(s) | 00047694 | 
| Type Status | Possible Isosyntype | 
| Collector | G. Engelmann | 
| Country | United States of America | 
| State | Missouri | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Missouri: Saint Louis County: Saint Louis (Missouri) | 
| Date Collected | 1845-10-** | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/3d484ab5-3fe8-4dc3-a5c7-09feacea0372 | 
| Harvard University Herbaria Barcode | 00047694 | 
| Herbarium | A | 
| Previous ownership | Ex P | 
| Family | Euphorbiaceae | 
| Type Status | Possible Isosyntype | 
| Possible Isosyntype of |  Euphorbia humistrata Engelmann ex A. Gray | 
| Determination Remarks |  [is a fragment] | 
| Taxon Reference | (for  Euphorbia humistrata Engelmann ex A. Gray) Manual [A. Gray], ed. 2. 1856. 386. | 
| Family | Euphorbiaceae | 
| Determination |  Euphorbia humistrata Engelmann ex A. Gray | 
| Determination Remarks |  [label name] [current name] | 
| Annotation Text | n. sp. | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed | 
| Item Remarks | Mounted with another fragment of Engelmann s. n., St. Louis (barcode 277261) |