condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.04921866666666667 0.0 0.147656 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 15.292855333333332 0.134826 39.4813 Root 2.0357499999999997 0.0 4.35061