| Classification | Asteraceae: Tanacetum | 
| Classification 1 | Asteraceae: Sphaeromeria | 
| Harvard University Herbaria Barcode(s) | 00012605 | 
| Type Status | Isotype | 
| Collector | S. Watson | 
| Collector number | 631 | 
| Country | United States of America | 
| State | Nevada | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Nevada | 
| Date Collected | 1868 | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/4f89ac02-aa4d-45d4-ab76-93ae78996bd7 | 
| Harvard University Herbaria Barcode | 00012605 | 
| Herbarium | GH | 
| Family | Asteraceae | 
| Type Status | Isotype | 
| Isotype of | Tanacetum canum D. C. Eaton | 
| Taxon Reference | (for  Tanacetum canum D. C. Eaton) Botany [Fortieth Parallel] 1871. 179. | 
| Family | Asteraceae | 
| Determination | Sphaeromeria cana (D. C. Eaton) A. Heller | 
| Determined by | T. K. Lowrey (UNM) | 
| Date Determined | 2007 | 
| Determination Remarks | [current name] | 
| Annotation Text | ISOTYPE | 
| Family | Asteraceae | 
| Determination | Tanacetum canum D. C. Eaton | 
| Determined by | A. Gray | 
| Determination Remarks | [A. Gray (scripsit)] [label name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed | 
| Item Remarks | Mounted in the lower right corner of the sheet; with three collections: J. T. Rothrock 326 (barcode 12602), T. J. Howell 451 (barcode 12606), & W. C. Cusick 1259 (barcode 12607). |