| Classification | Asteraceae: Xylothamia |
| Classification 1 | Asteraceae: Neonesomia |
| Classification 2 | Asteraceae: Aster |
| Barcode(s) | 00014164 |
| Type Status | Isotype |
| Collector | C. A. Purpus |
| Collector number | 5021 |
| Country | Mexico |
| State | San Luis Potosà |
| Geography | North America: North America (CA, US, MX) (Region): Mexico: San Luis Potosà |
| Locality | Minas de San Rafael; Bagre |
| Date Collected | 1911-05-** |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/ecb696f0-bffe-47c9-acf6-4bdd0a1fd3c9 |
| Harvard University Herbaria Barcode | 00014164 |
| Herbarium | GH |
| Family | Asteraceae |
| Type Status | Isotype |
| Isotype of | Xylothamia johnstonii G. L. Nesom |
| Verified by | W. T. Kittredge (GH) |
| Date Determined | 2007 |
| Taxon Reference | (for Xylothamia johnstonii G. L. Nesom) Sida 1990. 14(1): 110. |
| Family | Asteraceae |
| Determination | Neonesomia johnstonii (G. L. Nesom) Urbatsch & R. P. Roberts |
| Determined by | W. T. Kittredge (GH) |
| Date Determined | 2007 |
| Determination Remarks | [current name] |
| Annotation Text | Sida 21: 253. 2004. |
| Family | Asteraceae |
| Determination | Aster Linnaeus |
| Determination Remarks | [label name] |
| Family | Asteraceae |
| Determination | Xylothamia johnstonii G. L. Nesom |
| Annotation Text | Isotype |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |