condition mean min max Sterile Frond 8.918009999999999 0.0 23.4412 Fertile Frond 8.1053 0.0 21.2097 Young Stem with Root 7.539993 0.823819 16.2669 Mature Stem with Root 20.491884666666667 0.597674 59.4977 Root 5.682925 0.839625 14.3205