condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.049466 0.0 0.148398 Young Stem with Root 20.253700000000002 13.4609 24.8374 Mature Stem with Root 32.40913333333334 13.9458 51.9093 Root 55.68516666666667 15.3097 112.655