2019 Jill Adams 2018 Steven Cognac 2018 Steven Cognac 2022 Steven Clinton 2019 Jill Adams 2011 Eric Wrubel/NPS 2019 Rachel Kesel 2020 David Greenberger 2021 David Greenberger 2019 David Greenberger 2022 Steven Clinton 2019 Stephany Dery
Hypericum grandifolium is a shrub that is not native to California.
There is a high risk of this plant becoming invasive in California according to Cal-IPC.
[Cal-IPC] Madeira & Canary Islands native: Hypericum grandifolium (large-leaved Hypericum) is a shrub (family Clusiaceae) with yellow flowers and oval-shaped leaves found in the San Francisco Bay area in California. It is native to Madeira and the Canary Islands. It grows in woodlands. It spreads via rhizomes and seeds. Its seeds are buoyant and can be carried by water. (contributed by Mary Ann Machi)
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2019 Jill Adams:!2018 Steven Cognac:!2018 Steven Cognac:!2022 Steven Clinton:!2019 Jill Adams:!2011 Eric Wrubel/NPS:!2019 Rachel Kesel:!2020 David Greenberger:!2021 David Greenberger:!2019 David Greenberger:!2022 Steven Clinton:!2019 Stephany Dery:!
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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]. 2023. Berkeley, California:The Calflora Database
[a non-profit organization].Available:
https://www.calflora.org/(Accessed: 12/01/2023).
one or more occurrences