condition mean min max Sterile Frond 1.7969039999999998 0.12746 4.82478 Fertile Frond 2.3682730000000003 0.146073 6.727 Young Stem with Root 4.1003637 0.0550681 12.0519 Mature Stem with Root 4.889841 0.206363 13.0914 Root 1.7207773666666666 0.0379261 4.89122