| Classification | Iridaceae: Sisyrinchium | 
| Harvard University Herbaria Barcode(s) | 01044796 | 
| Collector | R. K. Beattie | 
| Collector number | 4805 | 
| Country | United States of America | 
| State | Rhode Island | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Rhode Island | 
| Locality | Block Island | 
| Date Collected | 1916-06-22 [22 June, 1916] | 
| Project | New England Vascular Plants TCN | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/4ce9661b-d4df-429a-8c15-1e8910c07e7b | 
| Harvard University Herbaria Barcode | 01044796 | 
| Herbarium | NEBC | 
| Family | Iridaceae | 
| Determination | Sisyrinchium atlanticum E. P. Bicknell | 
| Determination Remarks | [filed under] [current name] | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |