| Classification | Rubiaceae: Oldenlandia | 
| Classification 1 | Rubiaceae: Hedyotis | 
| Barcode(s) | 01154641 | 
| Type Status | Isotype | 
| Collector | P. K. H. Dusén | 
| Collector number | 17554 | 
| Country | Brazil | 
| State | Paraná | 
| Geography | South America: South America (Region) (Region): Brazil: Paraná | 
| Locality | Tres Barras | 
| Date Collected | 1916-01-26 | 
| Elevation | 750 m | 
| Habitat | locis graminosis humidis | 
| Container | Plantae Brasilienses | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/5c7c341e-c6ce-42fc-9e41-0ecccd0ea9ca | 
| Harvard University Herbaria Barcode | 01154641 | 
| Herbarium | GH | 
| Family | Rubiaceae | 
| Type Status |  Isotype | 
| Isotype of |  Oldenlandia dusenii Standley | 
| Verified by | Kittredge, Walter Tobey | 
| Date Determined | 2016 | 
| Determination Remarks |  [filed under] | 
| Taxon Reference | (for  Oldenlandia dusenii Standley) Publ. Field Mus. Nat. Hist., Bot. Ser. 1931. 8(5): 343. | 
| Family | Rubiaceae | 
| Determination |  Hedyotis dusenii (Standley) L. B. Smith & Downs | 
| Determined by | Smith, Lyman Bradford | 
| Date Determined | 1958-06-** | 
| Determination Remarks |  [current name] | 
| Annotation Text | (Oldenlandia dusenii Standl.) | 
| Phenology | Flower | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |