condition mean min max Sterile Frond 2.193210666666667 0.0 5.6783 Fertile Frond 0.35643 0.0 1.06929 Young Stem with Root 0.8670760000000001 0.0 2.34038 Mature Stem with Root 0.719801 0.0 1.86274 Root 0.634659 0.0 0.96814