condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.3880159333333333 0.0 1.0994 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 3.639812 0.122897 9.80213 Root 0.0 0.0 0.0