| Classification | Asteraceae: Erigeron |
| Harvard University Herbaria Barcode(s) | 00056967 |
| Type Status | Isotype |
| Collector | T. F. Patterson, K. Clary & J. Clary |
| Collector number | 7473a |
| Country | Mexico |
| State | Nuevo León |
| Geography | North America: North America (CA, US, MX) (Region): Mexico: Nuevo León |
| Locality | Mun. Rayones, Sierra Madre Oriental, gypsum slope just east of road leading from Rayones to Galeana, 13.6 miles from middle of bridge across Rio Pilon, 1500 m., 24° 55' 45" N, 100° 03' 45" W |
| Georeference | 24.9319444, -100.05083 Method: Unknown |
| Date Collected | 1994-04-09 |
| Elevation | 1500 m |
| Habitat | Tamaulipan scrub - lechuguilla - opuntia - barrel cactus association |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/69e7706d-1568-4efa-aedc-cd0fd7c7799d |
| Harvard University Herbaria Barcode | 00056967 |
| Herbarium | GH |
| Family | Asteraceae |
| Type Status | Isotype |
| Isotype of | Erigeron pattersonii G. L. Nesom |
| Verified by | G. Nesom |
| Date Determined | 1994 |
| Taxon Reference | (for Erigeron pattersonii G. L. Nesom) Phytologia 1994. 76: 96. |
| Family | Asteraceae |
| Determination | Erigeron pattersonii G. L. Nesom |
| Determination Remarks | [label name] [current name] |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
