California is a biodiversity hotspot.
We save the plants that make it so.
How can you make a difference today?
What We Do
We’re on a mission to save California’s native plants and places using both head and heart. CNPS brings together science, education, conservation, and gardening to power the native plant movement.
Why We Do It
Recent News & Stories
Using the RPI's advanced search allows you to unlock even more capabilities! List/Rank, Location, Biology, and more.
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.
What will it take to protect plant diversity in California? CNPS Biodiversity Initiatives Director Andrea Williams weighs in.