| Classification | Asteraceae: Aster |
| Classification 1 | Asteraceae: Ionactis |
| Harvard University Herbaria Barcode(s) | 00003754 |
| Type Status | Syntype |
| Collector | S. Watson |
| Collector number | 196 |
| Country | United States of America |
| State | Montana |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Montana: Beaverhead County |
| Locality | North Western Territories, [Big Hole] Battleground, Trail Creek, W. Montana |
| Date Collected | 1880-07-24 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/04cf399d-49cf-4ca1-8e08-cc0e1fd5a584 |
| Harvard University Herbaria Barcode | 00003754 |
| Herbarium | GH |
| Family | Asteraceae |
| Type Status | Syntype |
| Syntype of | Aster stenomeres A. Gray |
| Verified by | Jones, Almut Gitter |
| Date Determined | 1982 |
| Determination Remarks | [filed under] |
| Taxon Reference | (for Aster stenomeres A. Gray) Proc. Amer. Acad. Arts 1882. 17: 209. |
| Family | Asteraceae |
| Type Status | Syntype |
| Syntype of | Aster stenomeres A. Gray |
| Verified by | Boufford, David Edward |
| Date Determined | 1983 |
| Taxon Reference | (for Aster stenomeres A. Gray) Proc. Amer. Acad. Arts 1882. 17: 209. |
| Family | Asteraceae |
| Determination | Ionactis stenomeres (A. Gray) Greene |
| Determined by | Kittredge, Walter Tobey |
| Date Determined | 2017 |
| Determination Remarks | [current name] |
| Family | Asteraceae |
| Determination | Aster stenomeres A. Gray |
| Determination Remarks | [label name] |
| Family | Asteraceae |
| Determination | Aster stenomeres A. Gray |
| Determined by | [A. Gray (scripsit) W. T. Kittredge, 2017] |
| Annotation Text | Syn. Fl. N. Amer. |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
