condition mean min max Sterile Frond 2.182456666666667 1.32479 3.24535 Fertile Frond 3.22765 1.83021 4.89801 Young Stem with Root 8.366985 0.216755 12.4794 Mature Stem with Root 0.7856730000000001 0.601659 1.06404 Root 0.6314193333333333 0.248818 1.02067