| Classification | Asteraceae: Psacalium |
| Classification 1 | Asteraceae: Cacalia |
| Barcode(s) | 00066532 |
| Type Status | Isotype |
| Collector | E. W. Nelson |
| Collector number | 1111 |
| Country | Mexico |
| State | Oaxaca |
| Geography | North America: North America (CA, US, MX) (Region): Mexico: Oaxaca |
| Locality | Vicinity of Cerro San Felipe, 9,500 - 11,000 feet. |
| Date Collected | 1894 |
| Elevation | 2895 - 3352 m |
| Container | Plants Collected in Oaxaca, Mexico |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/73f3a88d-2921-4cf4-8483-cd512f274c1d |
| Harvard University Herbaria Barcode | 00066532 |
| Herbarium | GH |
| Family | Asteraceae |
| Type Status | Isotype |
| Isotype of | Psacalium nelsonii Rydberg |
| Verified by | LAPI Team (GH) |
| Date Determined | 2008-07-10 |
| Taxon Reference | (for Psacalium nelsonii Rydberg) Bull. Torrey Bot. Club 1924. 51: 374. |
| Family | Asteraceae |
| Determination | Cacalia Linnaeus |
| Determined by | R. W. Pippen |
| Date Determined | 1963-05-** |
| Determination Remarks | [current name] |
| Annotation Text | Cacalia nelsonii [ined.] |
| Family | Asteraceae |
| Determination | Psacalium nelsonii Rydberg |
| Determined by | R. W. Pippen |
| Date Determined | 1963-05-** |
| Annotation Text | Isotype |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |