condition mean min max Sterile Frond 8.00807 3.21225 16.1138 Fertile Frond 9.82049 4.32357 13.7224 Young Stem with Root 7.10804 5.80696 8.47221 Mature Stem with Root 8.079546666666667 3.2817 12.4745 Root 1.668031 0.806393 2.91576