| Classification | Asteraceae: Eupatorium |
| Classification 1 | Asteraceae: Flyriella |
| Harvard University Herbaria Barcode(s) | 00007396 |
| Type Status | Holotype |
| Collector | C. G. Pringle |
| Collector number | 10259 |
| Country | Mexico |
| State | Nuevo León |
| Geography | North America: North America (CA, US, MX) (Region): Mexico: Nuevo León |
| Locality | Sierra Madre above Monterey, 3500 feet |
| Date Collected | 1906-07-16 |
| Elevation | 1066 m |
| Habitat | On cliffs of limerock |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/c9c398cb-5a35-4e96-82ba-da00c2b47c54 |
| Harvard University Herbaria Barcode | 00007396 |
| Herbarium | GH |
| Family | Asteraceae |
| Type Status | Holotype |
| Holotype of | Eupatorium sphenopodum B. L. Robinson |
| Verified by | M. Baker (TEX) |
| Date Determined | 1983 |
| Taxon Reference | (for Eupatorium sphenopodum B. L. Robinson) Proc. Amer. Acad. Arts 1907. 43: 35. |
| Family | Asteraceae |
| Type Status | Holotype |
| Holotype of | Eupatorium sphenopodum B. L. Robinson |
| Verified by | D. E. Boufford (A) |
| Date Determined | 1982 |
| Taxon Reference | (for Eupatorium sphenopodum B. L. Robinson) Proc. Amer. Acad. Arts 1907. 43: 35. |
| Family | Asteraceae |
| Type Status | Holotype |
| Holotype of | Eupatorium sphenopodum B. L. Robinson |
| Verified by | R.M. King & H. Robinson |
| Date Determined | 1977 |
| Taxon Reference | (for Eupatorium sphenopodum B. L. Robinson) Proc. Amer. Acad. Arts 1907. 43: 35. |
| Family | Asteraceae |
| Determination | Flyriella parryi (A. Gray) King & H. Robinson |
| Determined by | M. Baker |
| Date Determined | 1983 |
| Determination Remarks | [current name] |
| Family | Asteraceae |
| Determination | Flyriella sphenopoda (B. L. Robinson) King & H. Robinson |
| Determined by | R.M. King & H. Robinson (US) |
| Date Determined | 1977 |
| Family | Asteraceae |
| Determination | Eupatorium sphenopodum B. L. Robinson |
| Determined by | B.L. Robinson (GH) |
| Family | Asteraceae |
| Determination | Eupatorium sphenopodum B. L. Robinson |
| Determination Remarks | [label name] |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
