| Classification | Onagraceae: Ludwigia |
| Harvard University Herbaria Barcode(s) | 00312696 |
| Type Status | Holotype |
| Collector | M. L. Fernald & L. Griscom |
| Collector number | 2862 |
| Country | United States of America |
| State | Virginia |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Virginia: Princess Anne County |
| Locality | Cape Henry |
| Date Collected | 1933-09-25 |
| Habitat | Pool in sandy barrens |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/521a8c14-753e-48e5-aee2-949640504bf4 |
| Harvard University Herbaria Barcode | 00312696 |
| Herbarium | GH |
| Family | Onagraceae |
| Type Status | Holotype |
| Holotype of | Ludwigia sphaerocarpa var. jungens Fernald & Griscom |
| Verified by | Peng, Ching I |
| Date Determined | 1982 |
| Determination Remarks | [filed under] |
| Taxon Reference | (for Ludwigia sphaerocarpa var. jungens Fernald & Griscom) Rhodora 1935. 37: 174. |
| Family | Onagraceae |
| Determination | Ludwigia sphaerocarpa Elliott |
| Determined by | Peng, Ching I |
| Date Determined | 1982 |
| Determination Remarks | [current name] |
| Family | Onagraceae |
| Determination | Ludwigia sphaerocarpa var. jungens Fernald & Griscom |
| Determined by | Fernald, Merritt Lyndon |
| Determination Remarks | [label name] |
| Annotation Text | Type var. nov. |
| Phenology | Fruit |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
