condition mean min max Sterile Frond 34.401266666666665 30.3563 39.7577 Fertile Frond 29.7678 26.2269 35.254 Young Stem with Root 36.4259 14.9657 48.0695 Mature Stem with Root 23.760933333333334 23.3172 24.2126 Root 20.5234 16.0837 27.0014