Asiatic dayflower (Commelina communis) is a non-native annual plant. It is a monocot but resembles a dicot.
Lanceolate leaves with parallel veins and no petioles; leaf blades clasp stem at base; stems and leaves fleshy
Flowers have 2 large blue petals above a smaller white petal; flowers only live for one day
Conditions that favor growth
Ditches, low lying moist areas