| Harvard University Herbaria Barcode(s) | 00048929 | 
| Type Status | Isolectotype | 
| Collector | F. Rudio | 
| Collector number | 135 | 
| Country | Brazil | 
| State | Rio de Janeiro | 
| Geography | South America: South America (Region) (Region): Brazil: Rio de Janeiro | 
| Date Collected | 1859 | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/56e64e61-9dab-4f87-b98f-0f0c8f77c176 | 
| Harvard University Herbaria Barcode | 00048929 | 
| Herbarium | GH | 
| Previous ownership | Ex Hb. Berol. 1914 | 
| Type Status | Isolectotype | 
| Isolectotype of | Callitriche deflexa A. Braun ex Hegelmaier | 
| Determination Remarks | [filed under] | 
| Taxon Reference | (for  Callitriche deflexa A. Braun ex Hegelmaier) Monogr. Callitriche 1864. 58. | 
| Determination | Callitriche deflexa A. Braun ex Hegelmaier | 
| Determined by | Hassemer, Gustavo | 
| Date Determined | 2017 | 
| Determination Remarks | [current name] | 
| Annotation Text | Isolectotype | 
| Determination | Callitriche deflexa A. Braun ex Hegelmaier | 
| Determined by | Fassett, Norman Carter | 
| Date Determined | 1949 | 
| Determination | Callitriche deflexa A. Braun ex Hegelmaier | 
| Determination Remarks | [label name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |