| Classification | Asteraceae |
| Classification 1 | Asteraceae: Psacalium |
| Harvard University Herbaria Barcode(s) | 00066658 |
| Type Status | Isotype |
| Collector | Eug. Langlassé |
| Collector number | 576 |
| Country | Mexico |
| State | Guerrero |
| Geography | North America: North America (CA, US, MX) (Region): Mexico: Guerrero |
| Locality | Sierra Madre |
| Date Collected | 1898-11-06 |
| Elevation | 1100 m |
| Substrate | Sol granitique |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/041ee705-ec4a-4312-93d3-670dfb02a788 |
| Harvard University Herbaria Barcode | 00066658 |
| Herbarium | GH |
| Family | Asteraceae |
| Determination | Cacalia Linnaeus |
| Determination Remarks | [is label name] |
| Family | Asteraceae |
| Determination | Psacalium langlassei Rydberg |
| Determined by | S. F. Blake |
| Date Determined | 1929 |
| Determination Remarks | [is Current name] |
| Annotation Text | I cannot separate it from C. Holwayana Robinson |
| Family | Asteraceae |
| Type Status | Isotype |
| Isotype of | Psacalium langlassei Rydberg |
| Verified by | LAPI Team (GH) |
| Date Determined | 2008-06-10 |
| Taxon Reference | (for Psacalium langlassei Rydberg) Bull. Torrey Bot. Club 1924. 51: 376. |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
