| Name | Lamium amplexicaule var. clandestinum Reichenbach |
| Authorship | Reichenbach |
| Rank | Variety |
| Placed in | Lamium amplexicaule Linnaeus |
| Citation | 1830 Iconogr. Bot. Pl. Crit. 8 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Lamium amplexicaule var. clandestinum Reichenbach |
| Identification made in | [no date] (2) |