Species:
Corydalis caseana var. cusickii (Cusick's corydalis)
Dicentra uniflora (steer's-head)
Eschscholzia californica (California poppy)
Fumaria officinalis (common fumitory)
Papaver argemone (prickly-head poppy)
Papaver dubium (blindeyes, longhead poppy)
Papaver rhoeas (corn poppy, field poppy)