Helianthus bolanderi (synonym: Helianthus exilis) is a rare forb species endemic to California's North Coast Ranges. This plant is restricted to areas within serpentine outcrops, where it occurs in insular metapopulations.
- * Amy Wolf, Paul A.Brodmann and Susan Harrison. 1999. Distribution of the rare serpentine sunflower, Helianthus exilis (Asteraceae): the roles of habitat availability, dispersal limitation and species interactions. OIKOS 84: 69-76. Copenhagen