| Name | Giliastrum rigidulum (Bentham) Rydberg |
| Authorship | (Bentham) Rydberg |
| Rank | Species |
| Placed in | Giliastrum (Brand) Rydberg |
| Holdings | 39 Specimens held in the Harvard University Herbaria identified as Giliastrum rigidulum (Bentham) Rydberg |
| Identification made in | [no date] (38), 2017 (1) |