Close-up of Mustard Flower (invasive/non-native) at San Dieguito River Park, Rancho Bernardo, California. April 2011.
This is actually an invasive species, most likely Brassica nigra (Black Mustard). Every time I walk along a trail that is infested with the damn mustard I curse it (because it out-competes native plants). Then I look at this photo, and it’s always an interesting experience when the negative thoughts collide with the pleasing visuals…