condition mean min max Sterile Frond 3.9705466666666664 1.59872 5.33529 Fertile Frond 5.28217 3.31072 7.62099 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 3.29789 2.2344 5.19718 Root 0.0 0.0 0.0