About Pholistoma racemosum (Nutt. ex A.Gray) Constance
Pholistoma racemosum is a species of flowering plant in the Hydrophyllaceae family. Its common names include racemose fiesta flower, racemed fiestaflower, and San Diego fiestaflower. This species is native to southern California (including the Channel Islands) and Baja California, where it grows in coastal areas, coastal mountains, and canyons, most often in moist, shady spots. It is an annual herb that produces a fleshy, bristly stem that reaches up to 60 centimeters in length. The stem branches very profusely, and sometimes forms a tangled mass. Its leaves are generally oval or triangular in shape, but are deeply lobed or cut, and grow on winged petioles. All of the plant's foliage is covered in rough hairs. Its inflorescence holds between 2 and 6 flowers. Each flower grows up to 1 centimeter long and 1.5 centimeters wide, with a color ranging from white to blue, and five rounded lobes.