Taxon  Report   5370 
Marrubium vulgare  L.
White horehound

Marrubium vulgare
© 2010 Lee Dittmann
Marrubium vulgare
© 2007 Luigi Rignanese
Marrubium vulgare
© 2007 Luigi Rignanese
Marrubium vulgare, a dicot, is a perennial herb that is not native to California; it was introduced from elsewhere and naturalized in the wild.
The California Invasive Plant Council classifies its potential impact on native ecosystems as limited   (plant profile / CalWeedMapper).

 Interactive Distribution Map 

 Observation Hotline 
 (observation details + photos)

point, line, or polygon

one or more occurrences within a 7.5-minute quadrangle

 Plant Characteristics
 and Associations

Bloom Period
Marrubium vulgare
© 2003 Michael Charters
Genus: Marrubium
weed, characteristic of disturbed places
Habitat: disturbed [Walker]
Wetlands:Usually occurs in non wetlands, but occasionally found in wetlands [U.S. Fish & Wildlife Service.]
Distribution by County 

Add an Observation of  Marrubium vulgare

Name Status:
Accepted by TJM2 + PLANTS + JM93
 More information about  Marrubium vulgare

Photos on CalPhotos / Google Images

website references on Google

Jepson eFlora

Records from the Consortium of California Herbaria

Original Publication citation. on the
International Plants Names Index

Search (Flora of North America)

Suggested Citation
Calflora: Information on California plants for education, research and conservation,
with data contributed by public and private institutions and individuals, including the Consortium of California Herbaria.
[web application]. 2015. Berkeley, California: The Calflora Database [a non-profit organization].
Available:   (Accessed: Nov 27, 2015).

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