condition mean min max Sterile Frond 8.202752 0.0 24.0726 Fertile Frond 61.95817266666666 0.0 185.559 Young Stem with Root 63.56133 0.0 189.289 Mature Stem with Root 88.536668 0.0 265.101 Root 9.407169666666666 0.0 27.9568