condition mean min max Sterile Frond 0.866644 0.0 1.73692 Fertile Frond 2.121238 0.580254 4.48923 Young Stem with Root 4.1729 0.0 12.5187 Mature Stem with Root 0.7885916666666667 0.203048 1.1961 Root 5.756781666666666 0.0 16.9197