September 8, 2020 Aristolochia californica Pipevine Aristolochia californica flowers and new leaves in March. Photo by FarOutFlora (CC BY-NC-ND 2.0).Pipevine swallowtail eggs on a new Aristolochia californica leaf. Photo by TJ Gehling (CC BY-NC-ND 2.0). More InformationWaiting for the Big Blue Butterfly Where to see itPlant Visits on the East Bay Shoreline Additional Resources Dutchman’s Pipe is the Only Pipevine Native to California
