| Classification | Asteraceae: Porophyllum | 
| Harvard University Herbaria Barcode(s) | 00011408 | 
| Type Status | Holotype | 
| Collector | C. F. L. C. Ervendberg | 
| Collector number | 75 | 
| Country | Mexico | 
| Geography | North America: North America (CA, US, MX) (Region): Mexico | 
| Locality | Wartenberg, near Tantoyuca, prov. Huasteca | 
| Date Collected | 1858 | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/8a94b4bd-25c3-407a-9580-3710825fe30b | 
| Harvard University Herbaria Barcode | 00011408 | 
| Herbarium | GH | 
| Family | Asteraceae | 
| Type Status | Holotype | 
| Holotype of | Porophyllum ervendbergii A. Gray | 
| Verified by | Bates, Vernon M. | 
| Date Determined | 1985 | 
| Determination Remarks | [filed under] | 
| Taxon Reference | (for  Porophyllum ervendbergii A. Gray) Proc. Amer. Acad. Arts 1883. 19: 35. | 
| Family | Asteraceae | 
| Determination | Porophyllum ervendbergii A. Gray | 
| Determined by | B. L. R. | 
| Date Determined | 1911 | 
| Family | Asteraceae | 
| Determination | Porophyllum ervendbergii A. Gray | 
| Determination Remarks | [label name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |