condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.8972466666666666 0.0 2.69174 Young Stem with Root 2.557983333333333 0.0 7.67395 Mature Stem with Root 0.0 0.0 0.0 Root 2.7637 0.0 8.2911