2022 Steve Matson 2022 Matt Berger 2021 Keir Morse 2021 Keir Morse 2020 Matt Berger 2018 Steve Schoenig 2017 Ron Vanderhoff 2025 Mike Russler 2025 Mike Russler 2018 Steve Schoenig 2020 R.A. Chasey 2020 R.A. Chasey 2025 Mike Russler 2025 Mike Russler 2025 Mike Russler 2020 Don M. Davis 2020 David Greenberger 2022 Matt Berger 2022 Matt Berger 2023 Richard Spjut 2025 Mike Russler 2025 Mike Russler 2025 Mike Russler 2011 Neal Kramer
Petalonyx thurberi ssp. thurberi is a perennial herb that is native to California, and also found elsewhere in western North America.
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2022 Steve Matson:!2022 Matt Berger:!2021 Keir Morse:!2021 Keir Morse:!2020 Matt Berger:!2018 Steve Schoenig:!2017 Ron Vanderhoff:!2025 Mike Russler:!2025 Mike Russler:!2018 Steve Schoenig:!2020 R.A. Chasey:!2020 R.A. Chasey:!2025 Mike Russler:!2025 Mike Russler:!2025 Mike Russler:!2020 Don M. Davis:!2020 David Greenberger:!2022 Matt Berger:!2022 Matt Berger:!2023 Richard Spjut:!2025 Mike Russler:!2025 Mike Russler:!2025 Mike Russler:!2011 Neal Kramer:!
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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: 05/18/2025).
