condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.086605 0.0 0.130814 Young Stem with Root 0.12010033333333332 0.0 0.240246 Mature Stem with Root 8.616535333333333 0.724096 22.7357 Root 2.6579420000000002 0.341966 5.29682