condition mean min max Sterile Frond 2.839553 0.241584 7.55437 Fertile Frond 2.4060176666666666 0.273359 6.52813 Young Stem with Root 0.54749 0.0 1.64247 Mature Stem with Root 0.49360899999999996 0.0 1.22908 Root 0.17689533333333335 0.0 0.40992