| Classification | Euphorbiaceae: Euphorbia |
| Harvard University Herbaria Barcode(s) | 00047802 |
| Type Status | Type |
| Collector | Edw. Palmer |
| Collector number | 321 |
| Country | Mexico |
| State | Sonora |
| Geography | North America: North America (CA, US, MX) (Region): Mexico: Sonora: Guaymas |
| Locality | Island in harbor |
| Date Collected | 1887-10-** |
| Container | Flora of Guaymas, Mex. |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/149267fe-81f9-4aa1-aaac-43407edf7617 |
| Harvard University Herbaria Barcode | 00047802 |
| Herbarium | GH |
| Family | Euphorbiaceae |
| Determination | Euphorbia portulana S. Watson |
| Determination Remarks | [is label name] |
| Annotation Text | n. sp. |
| Family | Euphorbiaceae |
| Determination | Euphorbia arizonica Engelmann |
| Determined by | L.C. Wheeler |
| Date Determined | 1937 |
| Determination Remarks | [is Current name] |
| Family | Euphorbiaceae |
| Type Status | Type |
| Type of | Euphorbia portulana S. Watson |
| Verified by | L. C. Wheeler |
| Date Determined | 1939 |
| Taxon Reference | (for Euphorbia portulana S. Watson) Proc. Amer. Acad. Arts 1889. 24: 73. |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
