condition mean min max Sterile Frond 0.18600399999999997 0.0 0.558012 Fertile Frond 1.8260426666666667 0.564293 4.07887 Young Stem with Root 1.8515466666666667 0.206781 4.6429 Mature Stem with Root 1.02897 0.255364 2.3575 Root 1.5559 0.0 4.41011