condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 18.970796333333332 0.0 56.5133 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 0.650468 0.331428 1.25516 Root 2.84098 1.04875 5.67076