condition mean min max Sterile Frond 2.4166399999999997 1.07785 5.0421 Fertile Frond 0.28927966666666666 0.0 0.445719 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 0.27706733333333333 0.0 0.444422 Root 0.0 0.0 0.0