condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.0 0.0 0.0 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 2.6651700000000003 0.0 7.99551 Root 0.12759033333333333 0.0 0.382771