| Name | Oldenlandia rigidula Pierre ex Pitard |
| Authorship | Pierre ex Pitard |
| Rank | Species |
| Placed in | Oldenlandia |
| Citation | 1922 Fl. Indo-Chine [P.H. Lecomte et al.] 3: 136 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Oldenlandia rigidula Pierre ex Pitard |
| Identification made in | [no date] (1), 2016 (1) |