| white horehound | USDA PLANTS SYMBOL: MAVU |
| Marrubium vulgare L. | |
| Synonym(s): horehound, white horehound | |
| Selected Images from Invasive.org | View All Images at Invasive.org |
 Plant(s); Richard Old, XID Services, Inc., Bugwood.org Additional Resolutions & Image Usage |
 Stem(s); Richard Old, XID Services, Inc., Bugwood.org Additional Resolutions & Image Usage |
 Plant(s); Richard Old, XID Services, Inc., Bugwood.org Additional Resolutions & Image Usage |
 Flower(s); Richard Old, XID Services, Inc., Bugwood.org Additional Resolutions & Image Usage |