| Classification | Asteraceae: Perezia |
| Classification 1 | Asteraceae: Acourtia |
| Classification 2 | Asteraceae: Perezia |
| Harvard University Herbaria Barcode(s) | 00022792 |
| Type Status | Holotype |
| Collector | Josiah Gregg |
| Collector number | 45 |
| Country | Mexico |
| State | Chihuahua |
| Geography | North America: North America (CA, US, MX) (Region): Mexico: Chihuahua |
| Locality | High dry valley near Chihuahua |
| Date Collected | 1847-04-28 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/bb12b013-22c3-4a78-b257-dbc88499348c |
| Harvard University Herbaria Barcode | 00022792 |
| Herbarium | GH |
| Family | Asteraceae |
| Determination | Perezia nana A. Gray |
| Determination Remarks | [is label name] |
| Annotation Text | n. sp. |
| Family | Asteraceae |
| Determination | Acourtia nana (A. Gray) Reveal & R. M. King |
| Determined by | B. L. Turner (LL/TEX) |
| Date Determined | 1993 |
| Family | Asteraceae |
| Determination | Acourtia nana (A. Gray) Reveal & R. M. King |
| Determined by | L. Cabrera Rodriguez (TEX) |
| Date Determined | 2001 |
| Determination Remarks | [is Current name] |
| Family | Asteraceae |
| Type Status | Holotype |
| Holotype of | Perezia nana A. Gray |
| Verified by | V. M. Bates (A/GH) |
| Date Determined | 1985 |
| Taxon Reference | (for Perezia nana A. Gray) Mem. Amer. Acad. Arts 1849. 4: 111. |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
| Item Remarks | Type specimen, Gregg 45, mounted bottom right (barcode 22792) with non-type specimens Gregg 520 bottom center (barcode 257294), Wright s. n. bottom left (barcode 257295), Palmer 144 top left (barcode 257296) and Parry & Palmer 546 top right (barcode 257297) |
