| Classification | Euphorbiaceae: Argyrothamnia |
| Classification 1 | Euphorbiaceae: Ditaxis |
| Classification 2 | Euphorbiaceae: Aphora |
| Harvard University Herbaria Barcode(s) | 00045697 |
| Type Status | Isosyntype |
| Collector | C. Wright |
| Collector number | 643 |
| Country | United States of America |
| Geography | North America: North America (CA, US, MX) (Region): United States of America |
| Locality | Western Texas to El Paso, New Mexico |
| Date Collected | 1849-10-** |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/3f713df7-4844-4576-b32a-c11c6442f402 |
| Harvard University Herbaria Barcode | 00045697 |
| Herbarium | GH |
| Family | Euphorbiaceae |
| Type Status | Isosyntype |
| Isosyntype of | Argyrothamnia neo-mexicana Müller Argoviensis |
| Taxon Reference | (for Argyrothamnia neo-mexicana Müller Argoviensis) Linnaea 1865. 34: 147. |
| Family | Euphorbiaceae |
| Determination | Ditaxis serrata (Torrey) A. Heller |
| Determined by | I. M. J. [I. M. Johnston] |
| Date Determined | 1923 |
| Determination Remarks | [current name] |
| Family | Euphorbiaceae |
| Determination | Aphora humilis Engelmann & A. Gray |
| Determination Remarks | [label name] |
| Family | Euphorbiaceae |
| Determination | Aphora neo-mexicana Müller Argoviensis |
| Annotation Text | D. C. Prod. XV p. 739 |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
