| Classification | Asteraceae: Perezia |
| Classification 1 | Asteraceae: Acourtia |
| Harvard University Herbaria Barcode(s) | 00022809 |
| Type Status | Holotype |
| Collector | C. G. Pringle |
| Collector number | 9950 |
| Country | Mexico |
| State | Jalisco |
| Geography | North America: North America (CA, US, MX) (Region): Mexico: Jalisco |
| Locality | Near Guadaljara, 5000 feet |
| Date Collected | 1902-12-09 |
| Elevation | 1524 m |
| Habitat | Rocky bluffs of a barranca |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/f0b8681e-2835-4d38-9907-48637686d03f |
| Harvard University Herbaria Barcode | 00022809 |
| Herbarium | GH |
| Family | Asteraceae |
| Type Status | Holotype |
| Holotype of | Perezia rigida var. acuminata Bacigalupi |
| Verified by | L. Cabrera Rodriguez (TEX) |
| Date Determined | 1992 |
| Taxon Reference | (for Perezia rigida var. acuminata Bacigalupi) Contr. Gray Herb. 1931. 97: 19. |
| Family | Asteraceae |
| Determination | Acourtia rigida var. rigida |
| Determined by | L. Cabrera Rodriguez (TEX) |
| Date Determined | 2003 |
| Determination Remarks | [current name] |
| Family | Asteraceae |
| Determination | Acourtia fruticosa (La Llave & Lexarza) B. L. Turner |
| Determined by | B. L. Turner (LL/TEX) |
| Date Determined | 1993-03-** |
| Family | Asteraceae |
| Determination | Acourtia rigida de Candolle |
| Determined by | B. L. Turner (LL/TEX) |
| Date Determined | 1993-01-** |
| Family | Asteraceae |
| Determination | Perezia rigida var. acuminata Bacigalupi |
| Determined by | R. McVaugh (MICH) |
| Date Determined | 1971 |
| Determination Remarks | Written on sheet |
| Annotation Text | Type |
| Family | Asteraceae |
| Determination | Perezia rigida var. acuminata Bacigalupi |
| Determined by | R. C. Bacigalupi |
| Date Determined | 1931 |
| Annotation Text | var. nov. |
| Family | Asteraceae |
| Determination | Perezia rigida (de Candolle) A. Gray |
| Determination Remarks | [label name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
