Orange County is home to nearly 1,500 native and naturalized plants and is recognized as one of the most diverse botanical regions in North America. In spite of the county being home to over three million people, much of our open spaces are still well preserved and deserving of plant exploration.

The resources below will help you understand and unjoy our local native plants.

Local Floras and Plant Lists

Biota of the Santa Ana Mts, 1952, W. Pequegnat

Identification and Distribution Resources

Other Native Plant Information