| Taxon | Collector | Location | Type Status | Barcode | |
|---|---|---|---|---|---|
| Solanum calvum Bitter | E. Palmer 60 1875 | Mexico. Baja California. Guadalupe Island. | isotype | 138967 |  |
| Solanum calvum Bitter | E. Palmer 60 1875 | Mexico. Baja California. Guadalupe Island, off Lower California. | isotype | 00759880 |  |
| Solanum calvum Bitter | E. Hall 495 20 May 1872 | United States of America. Texas. Eastern Texas. Colorado River. | 00759855 |  |
