condition mean min max Sterile Frond 35.194700000000005 11.3635 67.4407 Fertile Frond 19.2228 11.7908 25.2692 Young Stem with Root 6.09222 4.58065 8.38017 Mature Stem with Root 6.529363333333333 2.0366 13.5031 Root 0.28692266666666666 0.0 0.860768