| Classification | Asteraceae: Helianthus |
| Harvard University Herbaria Barcode(s) | 00008816 |
| Type Status | Isotype |
| Collector | B. Boivin & J. F. Alex |
| Collector number | 10245 |
| Country | Canada |
| State | Manitoba |
| Geography | North America: North America (CA, US, MX) (Region): Canada: Manitoba: Westman Region: Souris-Glenwood, Rural Municipality of: Souris |
| Locality | Mont Tortue, 1 mille au nord de Mountain Side Fossé, District de Souris. |
| Date Collected | 1952-08-25 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/d17087a4-d353-4250-b3fc-d540eee99efc |
| Harvard University Herbaria Barcode | 00008816 |
| Herbarium | GH |
| Family | Asteraceae |
| Type Status | Isotype |
| Isotype of | Helianthus nuttallii subsp. canadensis R. W. Long |
| Verified by | R. W. Long |
| Determination Remarks | [is filed under name] |
| Taxon Reference | (for Helianthus nuttallii subsp. canadensis R. W. Long) Brittonia 1966. 18: 77. |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
