CONNECTIONS As botanist Heath Bartosh explains in this final episode of "A Hiker's Guide to Mount Diablo Plants," Bay Area biodiversity hot spots are connected to places much farther south.

Presented by Save Mount Diablo in partnership with Mount Diablo Interpretive Association

Featuring Heath Bartosh

with Seth Adams, Robert Doyle, Lindsey Hendricks-Franco, Brian Peterson, Cyndy Shafer

Music Phil Heywood, Steve Arnold, Podington Bear

Fire Recovery Illustration Laura Cunningham

Production and Narration Joan Hamilton

Photographs: Scott Hein, Stephen Joseph, Troy Montemayor

and Seth Adams, Heath Bartosh, Steve Edwards, Brad Heckman, Helovi/istock, Joan Hamilton, Shawn Hanrahan/Texas A&M, Jepson Herbarium, Al Johnson, Neal Kramer/Strybing Arboretum, SWKrullImaging/iStock, Kit Leong/iStock, Marshman, Carl Osborn, Bill Sattler, San Ramon Valley Fire Protection District, Arturo Reina Sanchez, Spyglass Hill, Terry Tomkins/USDA, Charles Webber/Cal Academy of Sciences, Westphalia/iStock

Special Thanks Bay Nature Institute