condition mean min max Sterile Frond 14.947716666666667 9.36675 21.6751 Fertile Frond 22.380633333333332 12.5294 40.6821 Young Stem with Root 53.7958 31.3477 81.1918 Mature Stem with Root 42.512299999999996 36.3732 53.784 Root 25.792 20.3414 33.4185