| Classification | Caryophyllaceae: Arenaria | 
| Harvard University Herbaria Barcode(s) | 01741332 | 
| Collector | A. Nelson & J. F. Macbride | 
| Collector number | 1528 | 
| Country | United States of America | 
| State | Idaho | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Idaho: Custer County | 
| Locality | Mackay | 
| Date Collected | 1911-08-01 | 
| Verbatim Elevation | 5,887 ft. | 
| Habitat | Dry granite slopes | 
| Container | Plants of Idaho | 
| Project | US and Canada - Mass Digitization | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/140b2d6d-f847-4298-a666-867c4dea46e6 | 
| Harvard University Herbaria Barcode | 01741332 | 
| Herbarium | GH | 
| Previous ownership | Rocky Mountain Herbarium | 
| Family | Caryophyllaceae | 
| Determination | Arenaria congesta var. subcongesta S. Watson | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |