| Classification | Polygonaceae: Polygonum |
| Classification 1 | Polygonaceae: Persicaria |
| Harvard University Herbaria Barcode(s) | 00036770 |
| Type Status | Isotype |
| Collector | Alfred Bornmüller |
| Collector number | 408 |
| Country | Brazil |
| State | Rio Grande do Sul |
| Geography | South America: South America (Region) (Region): Brazil: Rio Grande do Sul |
| Locality | Col. Alto Facuhy |
| Date Collected | 1905-01-05 [5.1.05] |
| Elevation | 500 m |
| Container | Flora von Südbrasilien (Rio Grande do Sul.) |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/d595e5f7-947b-46f9-be47-2cd10901fc02 |
| Harvard University Herbaria Barcode | 00036770 |
| Herbarium | GH |
| Family | Polygonaceae |
| Type Status | Isotype |
| Isotype of | Polygonum alfredi Pilger |
| Verified by | RAH [R. A. Howard] |
| Determination Remarks | [filed under] |
| Taxon Reference | (for Polygonum alfredi Pilger) Repert. Spec. Nov. Regni Veg. 1921. 17: 126. |
| Family | Polygonaceae |
| Determination | Persicaria acuminata (Kunth) M. Gómez |
| Determined by | Kittredge, Walter Tobey |
| Date Determined | 2019 |
| Determination Remarks | [current name] |
| Family | Polygonaceae |
| Determination | Polygonum diospyrifolium Chamisso & Schlechtendal |
| Determination Remarks | [label name] |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
