condition mean min max Sterile Frond 9.827753333333334 8.54126 12.2779 Fertile Frond 9.60027 7.1719 12.4579 Young Stem with Root 8.39275 3.41464 17.8232 Mature Stem with Root 15.00006 9.23848 24.8825 Root 10.348400000000002 4.45563 18.4276