condition mean min max Sterile Frond 2.08227 0.0 3.93091 Fertile Frond 3.78244 0.38827 8.51038 Young Stem with Root 9.314061 0.0 27.625 Mature Stem with Root 9.262943333333334 3.86651 14.176 Root 21.199383333333333 9.81805 30.0177