| Classification | Annonaceae: Guatteria | 
| Barcode(s) | 00039378 | 
| Type Status | Isotype | 
| Collector | R. Spruce | 
| Collector number | 4270a | 
| Country | Peru | 
| State | San Martín | 
| Geography | South America: South America (Region) (Region): Peru: San Martín | 
| Locality | Prope Tarapoto. Peruviae orientalis | 
| Date Collected | 1855 - 1856 | 
| Remarks | Holotype B | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/9363a879-10b1-4013-b6a4-2ec413b28abc | 
| Harvard University Herbaria Barcode | 00039378 | 
| Herbarium | GH | 
| Family | Annonaceae | 
| Type Status |  Isotype | 
| Isotype of |  Guatteria alutacea var. angustifolia R. E. Fries | 
| Verified by | Lopes, Jenifer de Carvalho | 
| Date Determined | 2025-07-28 | 
| Determination Remarks |  [filed under] | 
| Taxon Reference | (for  Guatteria alutacea var. angustifolia R. E. Fries) Publ. Field Mus. Nat. Hist., Bot. Ser. 1938. 13(2): 710. | 
| Family | Annonaceae | 
| Determination |  Guatteria hirsuta Ruiz & Pavon | 
| Determined by | Lopes, Jenifer de Carvalho | 
| Date Determined | 2025-07-31 | 
| Determination Remarks |  [current name] | 
| Determination |    | 
| Determined by | Walker, James Willard | 
| Date Determined | 1968-01-** | 
| Annotation Text | Isotype | 
| Determination |    | 
| Annotation Text | Isotype [handwritten annotation on sheet above collection label] | 
| Determination |    | 
| Determination Remarks |  [label name] | 
| Family | Annonaceae | 
| Determination |  Guatteria eriopoda de Candolle | 
| Determination Remarks |  [label name] | 
| Annotation Text | Guatteria eriopoda var. angustifolia [ined.?] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |