condition mean min max Sterile Frond 3.359785666666667 0.668357 8.35748 Fertile Frond 0.62071 0.0 1.56946 Young Stem with Root 0.029648900000000002 0.0 0.0889467 Mature Stem with Root 0.24765 0.0 0.528872 Root 0.10894466666666668 0.0 0.326834