Common names: horehound; white horehound
Marrubium vulgare (white horehound) is a perennial shrub/forb/herb (family Lamiaceae). This plant is found heavily populating disturbed places throughout California in grasslands scrub and riparian areas. It has mostly minor impact on native species.Rating: Limited
- Plant Assessment Form - Information gathered by Cal-IPC on the impacts, rate of spread, and distribution of invasive plants in California. Does not include management information.
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- USDA PLANTS database -
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- Jepson Online Interchange for California Flora - Information on taxonomy, biology, and distribution from the UC Berkeley Jepson Herbarium.
- CalFlora - Distribution information by county based on submitted observations and herbarium specimens.
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- Natural Resource Projects Inventory - State database with information on resource management projects throughout California. Query by the species of interest.
- None for this species.
Cal-IPC News Articles
- Perala, C., D. A. Hoover, et al. (1993). Control of exotic plants in an herbaceous understory. CalEPPC News. 1: 4-6.