Calflora, a 501c3 non-profit
Distribution by County   13505    
Erythranthe rubella  A. Gray
Red stemmed himulus
Erythranthe rubella is an annual herb that is native to California, and found only slightly beyond California borders.
also called Mimulus rubellus

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]. 2023. Berkeley, California: The Calflora Database [a non-profit organization]. Available:   (Accessed: 06/07/2023).