| Classification | Silphium: Asteraceae |
| Harvard University Herbaria Barcode(s) | 00012386 |
| Type Status | Isotype |
| Collector | C. Wright |
| Country | United States of America |
| State | Texas |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Texas |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/e2fba585-8ec1-4a02-aa5e-c93d490f14e4 |
| Harvard University Herbaria Barcode | 00012386 |
| Herbarium | GH |
| Family | Asteraceae |
| Type Status | Isotype |
| Isotype of | Silphium simpsonii var. wrightii L. M. Perry |
| Verified by | V. Bates |
| Determination Remarks | [is filed under name] |
| Taxon Reference | (for Silphium simpsonii var. wrightii L. M. Perry) Rhodora 1937. 39: 288. |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
