condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.0 0.0 0.0 Young Stem with Root 0.09502266666666666 0.0 0.285068 Mature Stem with Root 0.0 0.0 0.0 Root 9.297533333333334 0.0 27.8926