condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 3.8328 0.0 11.4984 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 1.1206466666666666 0.0 2.16402 Root 0.3623066666666667 0.0 1.08692