2014 Steve Matson 2014 Steve Matson 2014 Steve Matson 2014 Steve Matson 2023 R.A. Chasey 2022 Julie A. Kierstead 2020 Paul Aigner 2020 R.A. Chasey Garth Harwood 2017 Julie A. Kierstead 2019 Julie Kierstead Nelson 2011 Michael Perlmutter 2024 Mary Ann Machi 2011 Neal Kramer 2022 Julie A. Kierstead 2022 Jamie Spielmann 2011 Neal Kramer 2011 Neal Kramer 2019 Julie A. Kierstead Angela Pai
Cirsium douglasii is a perennial herb that is native to California, and also found elsewhere in western North America.
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2014 Steve Matson:!2014 Steve Matson:!2014 Steve Matson:!2014 Steve Matson:!2023 R.A. Chasey:!2022 Julie A. Kierstead:!2020 Paul Aigner:!2020 R.A. Chasey:!Garth Harwood:!2017 Julie A. Kierstead:!2019 Julie Kierstead Nelson:!2011 Michael Perlmutter:!2024 Mary Ann Machi:!2011 Neal Kramer:!2022 Julie A. Kierstead:!2022 Jamie Spielmann:!2011 Neal Kramer:!2011 Neal Kramer:!2019 Julie A. Kierstead:!Angela Pai:!
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Suggested Citation
Calflora:
Information on California plants for education, research and conservation,
with data contributed by
public and private institutions and individuals.
[web application]. 2025.The Calflora Database
[a non-profit organization].Available:
https://www.calflora.org/(Accessed: 05/15/2025).
