| Classification | Euphorbiaceae: Euphorbia |
| Classification 1 | Euphorbiaceae: Chamaesyce |
| Harvard University Herbaria Barcode(s) | 00047639 |
| Type Status | Isosyntype |
| Collector | C. Wright |
| Collector number | 1840 |
| Country | United States of America |
| State | Texas |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Texas: Kinney County |
| Locality | N. Mex. [Chicon Cr. - Piedra Pinta Cr.] |
| Date Collected | 1851-05-17 |
| Habitat | [Stony prairies] |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/a7ff4c5f-4efd-4861-826b-6478f0031673 |
| Harvard University Herbaria Barcode | 00047639 |
| Herbarium | GH |
| Previous ownership | Ex Herb. John A. Lowell; Transferred from the Boston Society of Natural History to GH, Oct. 2, 1941 |
| Family | Euphorbiaceae |
| Type Status | Isosyntype |
| Isosyntype of | Euphorbia acuta var. stenophylla Boissier |
| Verified by | W. T. Kittredge (A/GH) |
| Date Determined | 2008 |
| Taxon Reference | (for Euphorbia acuta var. stenophylla Boissier) Prodr. [A. P. de Candolle] 1862. 15(2): 18. |
| Family | Euphorbiaceae |
| Type Status | Isosyntype |
| Isosyntype of | Euphorbia acuta Engelmann |
| Verified by | W. T. Kittredge (A/GH) |
| Date Determined | 2008 |
| Taxon Reference | (for Euphorbia acuta Engelmann) Rep. U.S. Mex. Bound., Bot. 1859. 189. |
| Family | Euphorbiaceae |
| Determination | Chamaesyce acuta Millspaugh |
| Determined by | W. T. Kittredge (A/GH) |
| Date Determined | 2008 |
| Determination Remarks | [current name] |
| Family | Euphorbiaceae |
| Determination | Euphorbia acuta var. stenophylla Boissier |
| Determination Remarks | [label name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |