condition mean min max Sterile Frond 51.23126666666667 1.12037 148.943 Fertile Frond 12.21669 2.44591 30.0707 Young Stem with Root 1.120402 0.0 3.13609 Mature Stem with Root 2.055273333333333 1.8889 2.31466 Root 3.350393 0.885959 6.98663