condition mean min max Sterile Frond 0.15719466666666668 0.0 0.471584 Fertile Frond 0.92774 0.0 2.78322 Young Stem with Root 5.5027 0.0 16.5081 Mature Stem with Root 0.8255183333333334 0.237023 1.47344 Root 5.58775 0.25759 15.4354