| Classification | Asteraceae: Tanacetum |
| Classification 1 | Asteraceae: Sphaeromeria |
| Classification 2 | Asteraceae: Tanacetum |
| Harvard University Herbaria Barcode(s) | 00012974 |
| Type Status | Isotype |
| Collector | A. Nelson |
| Collector number | 4325 |
| Country | United States of America |
| State | Wyoming |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Wyoming |
| Locality | Laramie Hills |
| Date Collected | 1898-05-30 [and 25 June 1898] |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/42b1ce80-e501-4bfc-be0e-c50f92d6e8f7 |
| Harvard University Herbaria Barcode | 00012974 |
| Herbarium | GH |
| Family | Asteraceae |
| Determination | Tanacetum simplex A. Nelson |
| Determination Remarks | [is label name] |
| Family | Asteraceae |
| Determination | Sphaeromeria simplex (A. Nelson) A. Heller |
| Determined by | T. K. Lowrey (UNM) |
| Date Determined | 2007 |
| Determination Remarks | [is Current name] |
| Annotation Text | ISOTYPE Tanacetum simplex A. Nels. |
| Family | Asteraceae |
| Type Status | Isotype |
| Isotype of | Tanacetum simplex A. Nelson |
| Taxon Reference | (for Tanacetum simplex A. Nelson) Bull. Torrey Bot. Club 1899. 26: 484. |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
