condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.0 0.0 0.0 Young Stem with Root 1.9326433333333333 0.0 5.79793 Mature Stem with Root 0.0 0.0 0.0 Root 11.973266666666667 0.0 35.9198