| Classification | Asteraceae: Silphium |
| Harvard University Herbaria Barcode(s) | 00012378 |
| Type Status | Possible Type |
| Collector | C. C. Deam |
| Collector number | 55436 |
| Country | United States of America |
| State | Indiana |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Indiana: Vermillion County |
| Locality | Right of way of the railroad 1 mile east of Dana |
| Date Collected | 1934-09-11 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/bce2fa55-7215-48c2-ae8e-5ed9f2c7f00f |
| Harvard University Herbaria Barcode | 00012378 |
| Herbarium | GH |
| Family | Asteraceae |
| Type Status | Possible Type |
| Possible Type of | Silphium integrifolium var. deamii L. M. Perry |
| Verified by | V. Bates |
| Determination Remarks | [filed under] |
| Taxon Reference | (for Silphium integrifolium var. deamii L. M. Perry) Rhodora 1937. 39: 287. |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |