condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.0 0.0 0.0 Young Stem with Root 0.064138 0.0 0.192414 Mature Stem with Root 15.158699333333335 0.171038 40.8971 Root 0.792695 0.0 1.41358