| Classification | Asteraceae: Pentachaeta |
| Harvard University Herbaria Barcode(s) | 00011009 |
| Type Status | Holotype |
| Collector | C. R. Orcutt |
| Country | Mexico |
| State | Baja California Norte |
| Geography | North America: North America (CA, US, MX) (Region): Mexico: Baja California Norte |
| Locality | Vallecito, Northern Lower California |
| Date Collected | 1886-05-04 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/5d603adb-54af-4d96-9847-09b14d96f1e4 |
| Harvard University Herbaria Barcode | 00011009 |
| Herbarium | GH |
| Family | Asteraceae |
| Type Status | Holotype |
| Holotype of | Pentachaeta orcuttii A. Gray |
| Verified by | D. E. Boufford (A) |
| Date Determined | 1982 |
| Determination Remarks | G. S. Van Horn incorrectly cites an Orcutt specimen collected 22 May 1886 as "Lectotype". The protologue has "4 May 1886" |
| Taxon Reference | (for Pentachaeta orcuttii A. Gray) Proc. Amer. Acad. Arts 1887. 22: 309. |
| Family | Asteraceae |
| Determination | Pentachaeta orcuttii A. Gray |
| Determination Remarks | Written under original name on collector label [current name] |
| Annotation Text | n. sp. |
| Family | Asteraceae |
| Determination | Pentachaeta aurea Nuttall |
| Determination Remarks | [label name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
