| Classification | Asteraceae: Erigeron |
| Harvard University Herbaria Barcode(s) | 00006827 |
| Type Status | Holotype |
| Collector | C. G. Pringle |
| Collector number | 3963 |
| Country | Mexico |
| State | San Luis Potosà |
| Geography | North America: North America (CA, US, MX) (Region): Mexico: San Luis Potosà |
| Locality | Cascade of the Concepcion River, near Micos. |
| Date Collected | 1891-12-09 |
| Habitat | Growing from calcareous tufa more or less submerged |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/3397adcd-a3b1-491e-bbe6-13d0041385cf |
| Harvard University Herbaria Barcode | 00006827 |
| Herbarium | GH |
| Family | Asteraceae |
| Type Status | Holotype |
| Holotype of | Erigeron heteromorphus B. L. Robinson |
| Verified by | D. E. Boufford (A) |
| Date Determined | 1983 |
| Taxon Reference | (for Erigeron heteromorphus B. L. Robinson) Proc. Amer. Acad. Arts 1892. 27: 173. |
| Family | Asteraceae |
| Determination | Erigeron heteromorphus B. L. Robinson |
| Determined by | G. Nesom |
| Date Determined | 1990 |
| Determination Remarks | [current name] |
| Family | Asteraceae |
| Determination | Erigeron heteromorphus B. L. Robinson |
| Determination Remarks | [label name] |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
