| Classification | Aristolochiaceae: Aristolochia |
| Harvard University Herbaria Barcode(s) | 00035999 |
| Type Status | Isotype |
| Collector | C. H. Muller & M. T. Muller |
| Collector number | 1014 |
| Country | Mexico |
| State | Nuevo León |
| Geography | North America: North America (CA, US, MX) (Region): Mexico: Nuevo León |
| Locality | Sierra Madre Oriental, flats and foothills below Pablillo, about 15 miles southwest of Galeana |
| Date Collected | 1934-07-04 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/99e26dbb-4ff5-448b-b771-044f6a855384 |
| Harvard University Herbaria Barcode | 00035999 |
| Herbarium | GH |
| Family | Aristolochiaceae |
| Type Status | Isotype |
| Isotype of | Aristolochia secunda Pfeifer |
| Determination Remarks | [is filed under name] |
| Taxon Reference | (for Aristolochia secunda Pfeifer) Taxon. Rev. Pentand. Sp. Aristolochia 1970. 41. |
| Sex | not determined |
| Phenology | Fruit |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
