| Classification | Cactaceae: Opuntia |
| Harvard University Herbaria Barcode(s) | 01677433 |
| Collector | T. M. Pedersen |
| Collector number | 3915 |
| Country | Argentina |
| State | Corrientes, Provincia de |
| Geography | South America: South America (Region) (Region): Argentina: Corrientes, Provincia de: Mburucuya |
| Locality | Estancia "Santa Teresa" |
| Date Collected | 1956-05-13 |
| Habitat | thickets & open woodland on heavy clay, fairly common |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/a3631a41-6805-4339-bbe9-a64b157d926c |
| Harvard University Herbaria Barcode | 01677433 |
| Herbarium | A |
| Family | Cactaceae |
| Determination | Opuntia retrorsa Spegazzini |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
