condition mean min max Sterile Frond 0.49445 0.0 1.48335 Fertile Frond 6.520289999999999 0.0 16.9549 Young Stem with Root 0.4044566666666667 0.0 1.21337 Mature Stem with Root 2.2638526666666667 0.361424 5.97211 Root 1.0899400000000001 0.0 1.69534