condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 2.9887433333333333 0.0 8.96623 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 0.60871 0.0 1.82613 Root 0.6618499999999999 0.0 1.98555