condition mean min max Sterile Frond 0.0708122 0.038987 0.0901436 Fertile Frond 0.758358 0.310171 1.55563 Young Stem with Root 2.9403176666666666 0.390173 5.71611 Mature Stem with Root 0.563994 0.138988 0.820061 Root 0.8075526666666666 0.134349 1.46749