condition mean min max Sterile Frond 2.38247 0.0 5.92181 Fertile Frond 9.700569999999999 0.0 25.8187 Young Stem with Root 0.2539453333333333 0.0 0.761836 Mature Stem with Root 25.57634 0.0 72.8501 Root 1.311817 0.370961 2.12434