condition mean min max Sterile Frond 2.4963699999999998 1.32117 3.33105 Fertile Frond 3.32823 2.49256 4.58689 Young Stem with Root 1.7167899999999998 0.0 5.15037 Mature Stem with Root 2.2007033333333332 1.46713 3.59285 Root 8.579935 0.487725 22.5197