condition mean min max Sterile Frond 18.3883 15.924 21.4402 Fertile Frond 17.1913 14.7208 21.4868 Young Stem with Root 8.417783333333333 7.74364 9.35485 Mature Stem with Root 7.727406666666667 5.55036 10.0455 Root 10.81405 5.07265 14.9807