condition mean min max Sterile Frond 248.16133333333335 222.629 281.526 Fertile Frond 211.969 191.886 228.401 Young Stem with Root 155.72433333333333 102.32 256.979 Mature Stem with Root 255.999 150.894 312.918 Root 121.52109999999999 97.8903 139.027