condition mean min max Sterile Frond 0.21838367415510002 0.0 0.655151 Fertile Frond 0.9253286666666667 0.386836 1.22434 Young Stem with Root 10.771828 0.927014 23.4589 Mature Stem with Root 2.126403333333333 0.0 6.37921 Root 1.18447 0.0 2.50148