condition mean min max Sterile Frond 6.26832 4.58472 8.01505 Fertile Frond 6.46612 5.73088 7.79908 Young Stem with Root 5.092438666666666 0.870036 7.52967 Mature Stem with Root 1.9041416666666666 0.609935 2.59031 Root 0.142507 0.0 0.220962