condition mean min max Sterile Frond 2.009211666666667 0.484655 3.78782 Fertile Frond 3.7650799999999998 0.0 7.86051 Young Stem with Root 2.969113333333333 0.0 5.31584 Mature Stem with Root 3.2774900000000002 1.62928 4.1548 Root 3.027829333333333 0.860768 5.11489