condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 1.5053400000000001 0.0 4.51602 Young Stem with Root 3.6605000000000003 0.0 10.9815 Mature Stem with Root 0.0 0.0 0.0 Root 2.9318733333333333 0.0 8.79562