condition mean min max Sterile Frond 19.72098 8.97514 36.7672 Fertile Frond 16.821289999999998 9.51887 27.6954 Young Stem with Root 19.255143333333333 5.77783 35.2919 Mature Stem with Root 26.11374 7.58682 57.9544 Root 10.00463 1.93169 15.4075