| Classification | Euphorbiaceae: Euphorbia |
| Classification 1 | Euphorbiaceae: Chamaesyce |
| Classification 2 | Euphorbiaceae: Euphorbia |
| Harvard University Herbaria Barcode(s) | 00267466 |
| Type Status | Isosyntype |
| Collector | F. J. Lindheimer |
| Collector number | IV. 694. |
| Country | United States of America |
| State | Texas |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Texas |
| Locality | [Near the Cibolo and Sabinas] |
| Date Collected | 1847-06-** - 1847-07-** |
| Habitat | [On the knobs, from the crevices of limestone rocks] |
| Container | Flora Texana exsiccata |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/b53f0e5c-ba63-4e8c-b3a7-fa06fb99003f |
| Harvard University Herbaria Barcode | 00267466 |
| Herbarium | GH |
| Family | Euphorbiaceae |
| Determination | Euphorbia acuta Engelmann |
| Determination Remarks | [is label name] |
| Family | Euphorbiaceae |
| Determination | Euphorbia angusta Engelmann |
| Determined by | L. C. Wheeler |
| Date Determined | 1939 |
| Family | Euphorbiaceae |
| Determination | Chamaesyce angusta (Engelmann) Small |
| Determined by | W. T. Kittredge (A/GH) |
| Date Determined | 2008 |
| Determination Remarks | [is Current name] |
| Family | Euphorbiaceae |
| Type Status | Isosyntype |
| Isosyntype of | Euphorbia angusta Engelmann |
| Verified by | Kittredge, Walter Tobey |
| Date Determined | 2008 |
| Annotation Text | ISOSYNTYPE |
| Taxon Reference | (for Euphorbia angusta Engelmann) Rep. U.S. Mex. Bound., Bot. 1859. 189. |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
