condition mean min max Sterile Frond 2.953613333333333 0.0 4.74215 Fertile Frond 1.3859 0.0 3.23487 Young Stem with Root 0.747145 0.375961 1.00447 Mature Stem with Root 1.53974 0.0 2.92566 Root 0.13923733333333335 0.0 0.417712