condition mean min max Sterile Frond 5.26366 0.0 13.6762 Fertile Frond 7.100903333333333 2.73415 10.6117 Young Stem with Root 20.910194 0.939982 55.386 Mature Stem with Root 22.009466666666665 12.3696 38.7754 Root 15.7115 10.457 24.0934