FIGURE 4 in Cryptic speciation: distinguishing serpentine affiliated sister species Navarretia paradoxiclara and N. paradoxinota from N. intertexta (Polemoniaceae)

FIGURE 4. Map of California, U.S.A., with county borders (gray lines) showing the distribution of Navarretia paradoxiclara (stars with four points) and Navarretia paradoxinota (stars with five points). Serpentine areas are shaded black (derived from 2010 Geologic Map of California; http://www.quake.ca.gov/gmaps/GMC/stategeologicmap.html).