condition mean min max Sterile Frond 0.28011633333333336 0.0 0.840349 Fertile Frond 1.26636 0.0 3.79908 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 5.2873 4.44422 5.8017 Root 0.74716 0.0 1.14582