All specimens assigned to Silphium:
Displaying 1 - 4 of 4
| Scientific Name | Collectors | Collection Date | Image |
|---|---|---|---|
| Silphium perfoliatum L. | No Image | ||
| Silphium perfoliatum L. | No Image | ||
| Silphium laciniatum L. | No Image | ||
| Silphium perfoliatum L. | 
|