condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.46608533333333335 0.221497 0.616076 Young Stem with Root 1.0187106666666668 0.236082 1.4972 Mature Stem with Root 1.2107307999999999 0.0708284 3.4414 Root 5.984325 0.767185 16.023