condition mean min max Sterile Frond 1.1459356666666667 0.295607 1.81578 Fertile Frond 6.22 1.1594 11.7474 Young Stem with Root 5.515312 0.434676 14.6345 Mature Stem with Root 20.16340333333333 4.80301 39.0207 Root 64.9761 23.5287 137.61