condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.045559999999999996 0.0 0.13668 Young Stem with Root 0.25439933333333337 0.0 0.763198 Mature Stem with Root 8.648303333333333 5.48901 14.2881 Root 4.0343800000000005 1.32842 8.58848