| Classification | Brassicaceae: Armoracia | 
| Classification 1 | Brassicaceae: Rorippa | 
| Classification 2 | Brassicaceae: Radicula | 
| Harvard University Herbaria Barcode(s) | 00342988 | 
| Collector | E. J. Palmer | 
| Collector number | 36514 | 
| Country | United States of America | 
| State | Massachusetts | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Suffolk County: Boston | 
| Locality | The Arnold Arboretum, base of Hemlock Hill, south side [Jamaica Plain] | 
| Date Collected | 1930-05-24 | 
| Habitat | Among hemlocks | 
| Container | Spontaneous Flora of the Arnold Arboretum | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/be134b79-66b0-4c07-a2bf-9428c08fa8fa | 
| Harvard University Herbaria Barcode | 00342988 | 
| Herbarium | A | 
| Family | Brassicaceae | 
| Determination | Armoracia rusticana G. Gaertner, B. Meyer & Scherbius | 
| Determined by | Kittredge, Walter Tobey | 
| Date Determined | 2012 | 
| Determination Remarks | [current name] | 
| Family | Brassicaceae | 
| Determination | Armoracia lapathifolia Gilibert | 
| Determined by | Sørensen, Paul Davidsen | 
| Date Determined | 1969-07-** | 
| Family | Brassicaceae | 
| Determination | Rorippa armoracia (Linnaeus) Hitchcock | 
| Determined by | [annotation on sheet] | 
| Family | Brassicaceae | 
| Determination | Radicula armoracea (Linnaeus) B. L. Robinson | 
| Determination Remarks | [label name] | 
| Phenology | Flower | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |