condition mean min max Sterile Frond 7.0737033333333335 3.22362 14.2567 Fertile Frond 4.33496 2.30945 7.55169 Young Stem with Root 5.9513 3.28868 9.43276 Mature Stem with Root 6.894056666666667 1.57509 13.8541 Root 0.727743 0.443334 0.940634