| Classification | Poaceae: Calamagrostis | 
| Complex Object | This is a complex collection object (2 items with 1 preparation) | 
| Harvard University Herbaria Barcode(s) | 00097085 | 
| Other Barcodes on Sheet | 00936706 | 
| Type Status | Possible Isotype | 
| Collector | John Richardson | 
| Country | Canada | 
| Geography | North America: North America (CA, US, MX) (Region): Canada | 
| Locality | Arctic sea coast | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/5bae0986-b8f5-4c7d-ad48-7bafd2609410 | 
| Harvard University Herbaria Barcode | 00097085 | 
| Herbarium | GH | 
| Family | Poaceae | 
| Type Status | Possible Isotype | 
| Possible Isotype of | Calamagrostis purpurascens R. Brown | 
| Determination Remarks | [filed under] | 
| Taxon Reference | (for  Calamagrostis purpurascens R. Brown) Bot. App. (Richardson) 1823. 731. | 
| Family | Poaceae | 
| Determination | Calamagrostis purpurascens R. Brown | 
| Determined by | Greene, Craig William | 
| Date Determined | 1981 | 
| Determination Remarks | [current name] | 
| Annotation Text | Richardson collection is perhaps an isotype | 
| Family | Poaceae | 
| Determination | Calamagrostis purpurascens R. Brown | 
| Determined by | Boivin, Joseph Robert Bernard | 
| Date Determined | 1979 | 
| Family | Poaceae | 
| Determination | Calamagrostis purpurascens R. Brown | 
| Determined by | [A. Gray (scripsit) W. T. Kittredge, 2020] | 
| Determination Remarks | [label name] | 
| Sex | not determined | 
| Phenology | Fruit | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |