| Classification | Acanthaceae: Tetramerium |
| Classification 1 | Asclepiadaceae: Henrya |
| Harvard University Herbaria Barcode(s) | 00094320 |
| Type Status | Holotype |
| Collector | Edw. Palmer |
| Collector number | 75 |
| Country | Mexico |
| State | Durango |
| Geography | North America: North America (CA, US, MX) (Region): Mexico: Durango |
| Locality | San Ramón |
| Date Collected | 1906-05-** |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/cc3eefaa-9eab-47ea-af11-6ba1aa3c3ae3 |
| Harvard University Herbaria Barcode | 00094320 |
| Herbarium | GH |
| Family | Acanthaceae |
| Type Status | Holotype |
| Holotype of | Tetramerium flavum Eastwood |
| Taxon Reference | (for Tetramerium flavum Eastwood) Proc. Amer. Acad. Arts 1909. 44: 608. |
| Family | Asclepiadaceae |
| Determination | Henrya insularis Nees |
| Determined by | T. F. Daniel |
| Determination Remarks | [current name] |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
