condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 4.955123333333333 2.67432 8.58689 Young Stem with Root 18.7745 0.0 28.6111 Mature Stem with Root 3.01663 0.0 6.21514 Root 1.6846833333333333 0.0 2.96947