| Classification | Asteraceae: Gutierrezia |
| Harvard University Herbaria Barcode(s) | 00008507 |
| Type Status | Isotype |
| Collector | A. Nelson & R. E. Nelson |
| Collector number | 1638 |
| Country | United States of America |
| State | Arizona |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Arizona: Pima County: Tucson |
| Locality | near Tucson on the Florence road |
| Date Collected | 1935-04-26 |
| Habitat | Road banks |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/a69f1bef-ab5f-4d44-ba77-2aac5a56afa3 |
| Harvard University Herbaria Barcode | 00008507 |
| Herbarium | GH |
| Family | Asteraceae |
| Determination | Gutierrezia polyantha A. Nelson |
| Determination Remarks | [is label name] |
| Annotation Text | n. sp. |
| Family | Asteraceae |
| Determination | Gutierrezia serotina Greene |
| Determined by | Otto T. Solbrig |
| Date Determined | 1959-01-** |
| Family | Asteraceae |
| Determination | Gutierrezia polyantha A. Nelson |
| Determined by | M. A. Lane |
| Date Determined | 1984 |
| Annotation Text | Isotype |
| Family | Asteraceae |
| Determination | Gutierrezia serotina Greene |
| Determined by | M. A. Lane |
| Date Determined | 1984 |
| Determination Remarks | [is Current name] |
| Family | Asteraceae |
| Type Status | Isotype |
| Isotype of | Gutierrezia polyantha A. Nelson |
| Verified by | Boufford, David Edward |
| Date Determined | 1982 |
| Determination Remarks | [is filed under name] |
| Annotation Text | Isotype |
| Taxon Reference | (for Gutierrezia polyantha A. Nelson) Amer. J. Bot. 1938. 25: 117. |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
