| Classification | Asteraceae: Polyachyrus |
| Harvard University Herbaria Barcode(s) | 00011370 |
| Type Status | Holotype |
| Collector | I. M. Johnston |
| Collector number | 4700 |
| Country | Chile |
| State | Atacama |
| Geography | South America: South America (Region) (Region): Chile: Atacama: ChaƱaral |
| Locality | Quebrada de Potrerillos, along old road between Encnache and town of Potrerillos, below Agaua Dulce |
| Date Collected | 1925-10-22 |
| Elevation | 2550 m |
| Habitat | about rocks on dry hillside |
| Container | Flora of Northern Chile |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/6c7e5e74-0c18-405f-8105-1411d6195d4a |
| Harvard University Herbaria Barcode | 00011370 |
| Herbarium | GH |
| Family | Asteraceae |
| Type Status | Holotype |
| Holotype of | Polyachyrus rigidus I. M. Johnston |
| Taxon Reference | (for Polyachyrus rigidus I. M. Johnston) Contr. Gray Herb. 1929. 85: 171. |
| Family | Asteraceae |
| Determination | Polyachyrus rigidus I. M. Johnston |
| Determination Remarks | [label name] [current name] |
| Annotation Text | Type, sp. nov. |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |