Plagiobothrys fulvus, also known as Field popcornflower, has 767324 seeds per pound. Plagiobothrys fulvus is an annual plant in the borage family known by the common names field popcornflower or fulvous popcornflower. It is native to California and Oregon in the United States, as well as Chile. It grows in open habitat in seasonally moist areas.