condition mean min max Sterile Frond 16.125709999999998 2.90113 25.9975 Fertile Frond 13.20318 2.88957 27.4516 Young Stem with Root 7.183895000000001 0.554825 16.5959 Mature Stem with Root 1.99925 1.16555 3.45811 Root 1.057309 0.294999 1.8939