condition mean min max Sterile Frond 0.048427200000000004 0.0 0.114566 Fertile Frond 0.2631483333333333 0.162814 0.462567 Young Stem with Root 0.7156583333333333 0.290836 1.051 Mature Stem with Root 1.6214226999999999 0.0314161 4.55467 Root 3.667785 0.787416 9.2366