Goldfields ( Lasthenia burkei ), Sebastopol Meadowfoam ( Limnanthes vinculans ), and Sonoma Sunshine or Baker's Stickyseed ( Blennosperma bakeri ). Endangered species that are endemic to Sonoma County include Sebastopol Meadowfoam, Sonoma Sunshine, and Pitkin Marsh lily , Lilium pardalinum subsp Pitkinense . The Sonoma County Water Agency has had