sentences:  The alternate leaves of this plant are divided into three heart-shaped leaflets (a typical trait of other species of "Oxalis)" that can grow up to 2 cm wide.These leaves curl up at night (exhibiting nyctinasty), and open in the day to perform photosynthesis.The mature seed capsules open explosively when disturbed (a very similar trait to that of the mature seed capsules or fruits of plants found in the genus "Impatiens") and can disperse seeds up to 4 meters (about 13 feet) away.