Acknowledgements
We thank the Land Conservancy of San Luis Obispo and the Phillip-66 refinery in Arroyo Grande for their cooperation and support. We greatly appreciate the data collection assistance of Marli Heininger, Barry Lao, Chelsea Chung and Lindsey Roddick. We thank Lisa Stratton and Connie Rutherford for their logistical support. We thank Ana Miller-ter Kuile for her data analysis and visualization advice. This study was funded by the United States Fish and Wildlife Service, Ventura Field office under a USFWS cooperative agreement award with the CFDA program 15.650 agreement number F12AC00683 for “Recovery Activities for the endangered plant Nipomo Lupine”. Additional funding support was provided by the Vernon and Mary Cheadle Center for Biodiversity and Ecological Restoration at UC Santa Barbara.