condition mean min max Sterile Frond 6.60292 3.22806 9.86564 Fertile Frond 8.2058 3.60112 13.9945 Young Stem with Root 14.615166666666667 10.0079 20.6292 Mature Stem with Root 9.758816666666666 7.01924 14.1466 Root 3.2022559999999998 0.904698 6.09988