condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.48375999999999997 0.0 1.45128 Young Stem with Root 0.27244166666666664 0.0 0.817325 Mature Stem with Root 6.18983 3.01708 9.69595 Root 7.606464999999999 0.550875 18.836