condition mean min max Sterile Frond 2.7588359999999996 0.967428 4.00651 Fertile Frond 0.48942599999999997 0.0 0.897247 Young Stem with Root 0.158882 0.0 0.264619 Mature Stem with Root 0.60388 0.0 1.81164 Root 0.167497 0.0 0.502491