| Classification | Hydrophyllaceae: Hydrophyllum |
| Harvard University Herbaria Barcode(s) | 00093089 |
| Type Status | Probable Type |
| Collector | J. W. Thompson |
| Collector number | 4052 |
| Country | United States of America |
| State | Oregon |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Oregon: Hood River County |
| Locality | 1 mile east of Hood River, rocky hillside under scrub oaks |
| Date Collected | 1928-04-07 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/1768198b-28f3-415c-8a13-524d2ee3e89b |
| Harvard University Herbaria Barcode | 00093089 |
| Herbarium | GH |
| Family | Hydrophyllaceae |
| Type Status | Probable Type |
| Probable Type of | Hydrophyllum thompsonii M. Peck |
| Taxon Reference | (for Hydrophyllum thompsonii M. Peck) Torreya 1928. 28: 55. |
| Family | Hydrophyllaceae |
| Determination | Hydrophyllum capitatum var. thompsonii (M. Peck) Constance |
| Determined by | L. Constance |
| Determination Remarks | [current name] |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |