condition mean min max Sterile Frond 8.87548 6.96762 9.86839 Fertile Frond 10.340679999999999 7.77034 11.9755 Young Stem with Root 4.56384 1.2644 8.20626 Mature Stem with Root 4.777655666666667 0.894477 11.4962 Root 0.9470919999999999 0.744077 1.28476