2022 Steve Matson 2022 Steve Matson 2022 Steve Matson 2005 Steve Matson 2005 Steve Matson 2005 Steve Matson 2022 Steve Matson 2005 Steve Matson 2023 Alaine Arslan 2020 Iuliia Lytvynova 2021 Sara Violett 2020 R.A. Chasey
Penstemon azureus is a perennial herb that is native to California, and found only slightly beyond California borders.
[Wikipedia] Taxonomy: The scientific description and naming of Penstemon azureus was published by George Bentham in 1849. (link added by Mary Ann Machi)
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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: 05/23/2025).
