| Classification | Asteraceae: Silphium |
| Harvard University Herbaria Barcode(s) | 00012368 |
| Type Status | Isolectotype, Syntype |
| Collector | J. Reverchon |
| Country | United States of America |
| State | Texas |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Texas: Dallas County: Dallas |
| Date Collected | 1883 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/7e1b0bc7-8804-492a-a277-9bfe9f2cce65 |
| Harvard University Herbaria Barcode | 00012368 |
| Herbarium | GH |
| Family | Asteraceae |
| Determination | Silphium albiflorum A. Gray |
| Determined by | [A. Gray (scripsit) J. McI. Shapiro, 2020] |
| Annotation Text | Syn. Fl. N. Amer. |
| Family | Asteraceae |
| Type Status | Isolectotype |
| Isolectotype of | Silphium albiflorum A. Gray |
| Verified by | J. A. Clevenger |
| Date Determined | 1999-07-** |
| Annotation Text | Isolectotype |
| Taxon Reference | (for Silphium albiflorum A. Gray) Proc. Amer. Acad. Arts 1883. 19: 4. |
| Family | Asteraceae |
| Type Status | Syntype |
| Syntype of | Silphium albiflorum A. Gray |
| Verified by | T. R. Fisher and D. M. Anderson |
| Date Determined | 1968-06-01 |
| Annotation Text | Syntype |
| Taxon Reference | (for Silphium albiflorum A. Gray) Proc. Amer. Acad. Arts 1883. 19: 4. |
| Family | Asteraceae |
| Type Status | Syntype |
| Syntype of | Silphium albiflorum A. Gray |
| Verified by | Bates, Vernon M. |
| Date Determined | 1983 |
| Determination Remarks | [is filed under name] |
| Annotation Text | SYNTYPE |
| Taxon Reference | (for Silphium albiflorum A. Gray) Proc. Amer. Acad. Arts 1883. 19: 4. |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
