| Classification | Guajacum: Zygophyllaceae |
| Classification 1 | Guaiacum: Zygophyllaceae |
| Harvard University Herbaria Barcode(s) | 00043922 |
| Collector | E. W. Nelson |
| Collector number | 4180 |
| Country | Mexico |
| State | Nayarit |
| Geography | North America: North America (CA, US, MX) (Region): Mexico: Nayarit |
| Locality | Maria Madre Island, Tres Marias Islands |
| Date Collected | 1897-05-03 - 1897-05-25 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/324c6077-ef63-4286-94c6-573f0d96d93c |
| Harvard University Herbaria Barcode | 00043922 |
| Herbarium | GH |
| Family | Zygophyllaceae |
| Determination | Guajacum insularis Rose |
| Determination Remarks | [is label name] |
| Annotation Text | sp. nov. [nom. ined.] |
| Family | Zygophyllaceae |
| Determination | Guaiacum coulteri A. Gray |
| Determined by | J.R. Dertien (DEK) |
| Date Determined | 2008-01-** |
| Determination Remarks | [is Current name] |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
