| Classification | Asteraceae: Helianthella | 
| Harvard University Herbaria Barcode(s) | 00008793 | 
| Type Status | Type,  Holotype | 
| Collector | C. C. Parry & Edw. Palmer | 
| Collector number | 463 | 
| Country | Mexico | 
| State | San Luis Potosà | 
| Geography | North America: North America (CA, US, MX) (Region): Mexico: San Luis Potosà | 
| Locality | 6,000- 8000 ft | 
| Date Collected | 1878 | 
| Elevation | 1828 - 2438 m | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/cf65eabd-b500-4ca7-9d26-caa68c80f5f7 | 
| Harvard University Herbaria Barcode | 00008793 | 
| Herbarium | GH | 
| Family | Asteraceae | 
| Type Status | Type | 
| Type of | Helianthella mexicana A. Gray | 
| Verified by | W. A. Weber | 
| Date Determined | 1946 | 
| Determination Remarks | "TYPE SPECIMEN. as determined" | 
| Taxon Reference | (for  Helianthella mexicana A. Gray) Proc. Amer. Acad. Arts 1880. 15: 37. | 
| Family | Asteraceae | 
| Type Status | Holotype | 
| Holotype of | Helianthella mexicana A. Gray | 
| Verified by | K. Gandhi (GH) & I. Ferreras | 
| Date Determined | 2007-12-12 | 
| Taxon Reference | (for  Helianthella mexicana A. Gray) Proc. Amer. Acad. Arts 1880. 15: 37. | 
| Family | Asteraceae | 
| Determination | Helianthella mexicana A. Gray | 
| Determined by | W. A. Weber | 
| Date Determined | 1946 | 
| Determination Remarks | [current name] | 
| Family | Asteraceae | 
| Determination | Helianthella mexicana A. Gray | 
| Determination Remarks | [label name] | 
| Annotation Text | n. sp. | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed | 
| Item Remarks | Mounted on the right side of the sheet with a non-type collection of Schaffner 304 (barcode 257174) on the left |