condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.7116600000000001 0.0 2.13498 Young Stem with Root 41.046834000000004 0.117702 63.859 Mature Stem with Root 0.7796817666666667 0.0299111 2.2334 Root 0.08308333333333333 0.0 0.24925