| Family | Lamiaceae |
| Genus | Stachys |
| Species | arvensis |
| Author | (L.) L. |
| Collector | Filippo Zeffiri |
| Number | ZEF3 |
| Date | 21/05/2022 |
| Location | Garrigue in Pietracomposta, Municipality of Formia, Province of Latina (Lazio, Italy) |
| Coordinates | N 41.26823156 E 13.59170425 |
| Common name/s | Mentastro, meaning "bad mint" (Formiano dialect) |