Taxon  Report   10921    
Helminthotheca echioides  (L.) Holub
Bristly ox-tongue
Helminthotheca echioides
© 2016 Hayley Ross
Photos from
CalPhotos / Calflora
Helminthotheca echioides
© 2003 George W. Hartwell
Helminthotheca echioides
© 2007 Neal Kramer
Helminthotheca echioides, a dicot, is an annual or perennial herb that is not native to California; it was introduced from elsewhere and naturalized in the wild. Cal-IPC rating: Limited

Interactive Distribution Map

Observation Hotline
(observation details)

point, line, or polygon

one or more occurrences
within a 7.5-minute quadrangle

Plant Characteristics
and Associations

Bloom Period
Helminthotheca echioides
© 2009 Zoya Akulova
Genus: Helminthotheca
Communities: weed, characteristic of disturbed places, wetland-riparian

Wetlands: Equally likely to occur in wetlands and non wetlands

Habitat: disturbed

Name Status:
Accepted by JEF

PLANTS accepted name:
Picris echioides

Alternate Names:
ICPN: Picris echioides
More information about  Helminthotheca echioides
Photos on   /   Google Images
Jepson eFlora

Records from the Consortium of California Herbaria

Search (Flora of North America)

website references from Google

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]. 2019. Berkeley, California: The Calflora Database [a non-profit organization]. Available:   (Accessed: Jan 19, 2019).