| Classification | Asteraceae: Erigeron | 
| Barcode(s) | 00006807 | 
| Type Status | Syntype,  Lectotype | 
| Collector | C. G. Pringle | 
| Collector number | 9899 | 
| Country | Mexico | 
| State | Hidalgo | 
| Geography | North America: North America (CA, US, MX) (Region): Mexico: Hidalgo | 
| Locality | Chalk Bluffs of Dublan, 6800 feet | 
| Date Collected | 1902-09-16 | 
| Elevation | 2072 m | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/c7f6aa8f-c3f0-43e7-a87e-7bf5e626c8d9 | 
| Harvard University Herbaria Barcode | 00006807 | 
| Herbarium | GH | 
| Family | Asteraceae | 
| Type Status |  Syntype | 
| Syntype of |  Erigeron calcicola Greenman | 
| Verified by | D.E. Boufford | 
| Date Determined | 1983 | 
| Taxon Reference | (for  Erigeron calcicola Greenman) Proc. Amer. Acad. Arts 1905. 41: 256. | 
| Family | Asteraceae | 
| Type Status |  Lectotype | 
| Lectotype of |  Erigeron calcicola Greenman | 
| Verified by | G. L. Nesom & D. E. Boufford | 
| Date Determined | 1990-12-** | 
| Taxon Reference | (for  Erigeron calcicola Greenman) Proc. Amer. Acad. Arts 1905. 41: 256. | 
| Family | Asteraceae | 
| Determination |  Erigeron calcicola Greenman | 
| Date Determined | 1904-12-29 | 
| Determination Remarks |  [current name] | 
| Sex | not determined | 
| Phenology | Flower | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |