condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.0 0.0 0.0 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 0.4845643333333333 0.134957 0.784082 Root 8.114279466666666 0.0660874 23.5884