| Classification | Hydrophyllaceae: Hydrolea | 
| Harvard University Herbaria Barcode(s) | 00091964 | 
| Type Status | Possible Type | 
| Collector | E. Hassler | 
| Collector number | 6921 | 
| Country | Paraguay | 
| Geography | South America: South America (Region) (Region): Paraguay | 
| Locality | In regione cursus superioris fluminis Apa | 
| Date Collected | 1900-06-** | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/59f0b949-0ab3-432a-91d6-d5db475208f4 | 
| Harvard University Herbaria Barcode | 00091964 | 
| Herbarium | GH | 
| Family | Hydrophyllaceae | 
| Type Status | Possible Type | 
| Possible Type of | Hydrolea paraguayensis f. grandifolia Chodat & Hassler | 
| Taxon Reference | (for  Hydrolea paraguayensis f. grandifolia Chodat & Hassler) Bull. Herb. Boissier 1903. ser. 2, 4: 64. | 
| Family | Hydrophyllaceae | 
| Determination | Hydrolea spinosa var. paraguayensis (Chodat) Davenport | 
| Determination Remarks | [current name] | 
| Sex | not determined | 
| Phenology | Flower | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |