| Classification | Apiaceae: Hydrocotyle |
| Harvard University Herbaria Barcode(s) | 00076579 |
| Type Status | Holotype |
| Collector | W. M. Canby |
| Country | United States of America |
| State | Maryland |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Maryland |
| Locality | Near Onoro(?) Hill |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/3adb1a91-40a1-4d4b-bf7c-389a6d519f0d |
| Harvard University Herbaria Barcode | 00076579 |
| Herbarium | GH |
| Family | Apiaceae |
| Type Status | Holotype |
| Holotype of | Hydrocotyle umbellata var. ambigua A. Gray |
| Verified by | T. Whitfeld |
| Taxon Reference | (for Hydrocotyle umbellata var. ambigua A. Gray) Manual (Gray), ed. 5 1867. 190. |
| Family | Apiaceae |
| Determination | Hydrocotyle verticillata var. prolifera (Kellogg) Mathias |
| Determined by | M.E. Mathias |
| Determination Remarks | [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
