condition mean min max Sterile Frond 1.282696 0.201418 2.60965 Fertile Frond 2.9169753333333333 0.897976 6.53114 Young Stem with Root 10.60828 2.41909 24.0474 Mature Stem with Root 2.39413 1.50099 3.81136 Root 1.335348 0.599764 1.85884