condition mean min max Sterile Frond 3.5032471999999997 0.0695316 8.41278 Fertile Frond 4.748066666666666 0.0 12.5856 Young Stem with Root 3.218973333333333 0.0 9.65692 Mature Stem with Root 0.09919599999999999 0.0 0.162957 Root 7.418032333333334 0.0 22.035