| Classification | Euphorbiaceae: Croton | 
| Harvard University Herbaria Barcode(s) | 00257977 | 
| Type Status | Isosyntype | 
| Collector | V. Helmreichen | 
| Collector number | 40 | 
| Country | Brazil | 
| Geography | South America: South America (Region) (Region): Brazil | 
| Locality | Prope S. Carlos | 
| Date Collected | 1873 | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/52d91a82-9d86-4974-a377-ff8f17006b71 | 
| Harvard University Herbaria Barcode | 00257977 | 
| Herbarium | A | 
| Previous ownership | Ex Herb. Mus. Hist. Nat. Vindob. | 
| Family | Euphorbiaceae | 
| Type Status | Isosyntype | 
| Isosyntype of | Croton piptocalyx Müller Argoviensis | 
| Verified by | B. van Ee (A) | 
| Date Determined | 2009-04-** | 
| Determination Remarks | "Helmreichen 40, 1843, Brazil, prope S. Carlos" noted on annotation label | 
| Taxon Reference | (for  Croton piptocalyx Müller Argoviensis) Fl. Bras. [Martius] 1873. 11(2): 103. | 
| Family | Euphorbiaceae | 
| Determination | Croton piptocalyx Müller Argoviensis | 
| Determination Remarks | [label name] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |