2005 Steve Matson 2008 Steve Matson 2008 Steve Matson 2020 Susan McDougall 2021 Suzanne L. Weakley 2022 Julie A. Kierstead 2024 Julie A. Kierstead 2025 Mike Russler 2025 Mike Russler 2025 Steve Conger 2019 Richard Spjut 2019 Talila Golan 2021 Mike Russler 2017 Adam Chasey 2023 Suzanne L. Weakley 2022 Julie A. Kierstead 2022 Julie A. Kierstead 2019 Bob Sweatt 2020 Asa B Spade 2021 Mike Russler 2021 Mike Russler 2021 Mike Russler 2021 Mike Russler 2021 Mike Russler 2022 Julie A. Kierstead 2018 Cynthia Powell
Rhododendron columbianum is a shrub that is native to California, and also found elsewhere in western North America.
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2005 Steve Matson:!2008 Steve Matson:!2008 Steve Matson:!2020 Susan McDougall:!2021 Suzanne L. Weakley:!2022 Julie A. Kierstead:!2024 Julie A. Kierstead:!2025 Mike Russler:!2025 Mike Russler:!2025 Steve Conger:!2019 Richard Spjut:!2019 Talila Golan:!2021 Mike Russler:!2017 Adam Chasey:!2023 Suzanne L. Weakley:!2022 Julie A. Kierstead:!2022 Julie A. Kierstead:!2019 Bob Sweatt:!2020 Asa B Spade:!2021 Mike Russler:!2021 Mike Russler:!2021 Mike Russler:!2021 Mike Russler:!2021 Mike Russler:!2022 Julie A. Kierstead:!2018 Cynthia Powell:!
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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: 07/08/2025).
