Using the Rare Plant Inventory Advanced Search
Using the RPI's advanced search allows you to unlock even more capabilities! List/Rank, Location, Biology, and more.
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Get to know the California Native Plant Society
Who we are
California Native Plant Society is a diverse mix of scientists, gardeners, students, conservationists, and horticulture experts. Together, we’re each doing our part to save and celebrate California’s incredible native plant heritage.
Long Beach resident, Blanca Diaz, is changing her community’s connection to plants and the natural world. Through her organization Flora y Tierra and an inspiring Instagram presence, she’ invigorating a movement between Southern California indigenous cultures and the plants that make it home.
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Blanca Diaz
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From the Blog
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How to Search the Rare Plant Inventory
Over one-third of California’s flora is considered rare. Learn expert tips to search the RPI to prepare a list of rare plant species for a project. -
Protecting California’s Renowned Plant Diversity
What will it take to protect plant diversity in California? CNPS Biodiversity Initiatives Director Andrea Williams weighs in.