condition mean min max Sterile Frond 191.473 40.0967 463.769 Fertile Frond 156.52006666666668 46.9152 279.271 Young Stem with Root 0.43136399999999997 0.212589 0.685036 Mature Stem with Root 1.023353 0.844463 1.22978 Root 0.211595 0.0 0.432916