condition mean min max Sterile Frond 6.898693333333333 6.26067 8.15979 Fertile Frond 9.26292 7.53719 11.1952 Young Stem with Root 14.23554 7.15592 18.193 Mature Stem with Root 10.47529 8.72981 12.9988 Root 13.063366666666667 11.7104 15.0834