condition mean min max Sterile Frond 0.10585800000000001 0.0 0.317574 Fertile Frond 0.0 0.0 0.0 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 1.5679963333333333 0.290779 3.34296 Root 4.976343333333333 0.0 13.4742