| Classification | Aristolochiaceae: Aristolochia |
| Harvard University Herbaria Barcode(s) | 00099208 |
| Type Status | Holotype |
| Collector | E. W. Nelson |
| Collector number | 2769 |
| Country | Mexico |
| State | Oaxaca |
| Geography | North America: North America (CA, US, MX) (Region): Mexico: Oaxaca |
| Locality | From San Geronimo, 200 feet |
| Date Collected | 1895-07-01 - 1895-07-05 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/e7a6a30e-9f51-4ea2-a1ce-645d03d30dae |
| Harvard University Herbaria Barcode | 00099208 |
| Herbarium | GH |
| Family | Aristolochiaceae |
| Type Status | Holotype |
| Holotype of | Aristolochia nelsonii Eastwood |
| Determination Remarks | [filed under] |
| Taxon Reference | (for Aristolochia nelsonii Eastwood) Proc. Amer. Acad. Arts 1909. 44: 604. |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |