| Classification | Asteraceae: Polyachyrus | 
| Harvard University Herbaria Barcode(s) | 00011366 | 
| Type Status | Holotype | 
| Collector | I. M. Johnston | 
| Collector number | 3583 | 
| Country | Chile | 
| State | Antofagasta | 
| Geography | South America: South America (Region) (Region): Chile: Antofagasta: Tocopilla | 
| Locality | 6 km. north of port and about opposite Caleta Duendes, Tocopilla | 
| Date Collected | 1925-10-18 | 
| Habitat | steep, gravelly hillside | 
| Container | Coastal Flora of Northern Chile | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/879d2fa8-d9a8-41a0-876a-e45adedda986 | 
| Harvard University Herbaria Barcode | 00011366 | 
| Herbarium | GH | 
| Family | Asteraceae | 
| Type Status | Holotype | 
| Holotype of | Polyachyrus annuus I. M. Johnston | 
| Taxon Reference | (for  Polyachyrus annuus I. M. Johnston) Contr. Gray Herb. 1929. 85: 134. | 
| Family | Asteraceae | 
| Determination | Polyachyrus annuus I. M. Johnston | 
| Determined by | C. Ehrhart (MSB) | 
| Date Determined | 2007 | 
| Determination Remarks | [current name] | 
| Family | Asteraceae | 
| Determination | Polyachyrus fuscus Walpers | 
| Determined by | M. Ricardi | 
| Date Determined | 1969 | 
| Family | Asteraceae | 
| Determination | Polyachyrus annuus I. M. Johnston | 
| Determination Remarks | [label name] | 
| Annotation Text | sp. nov.: Type | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |