condition mean min max Sterile Frond 0.51652 0.0 1.06713 Fertile Frond 0.49448400000000003 0.240302 0.998901 Young Stem with Root 5.744116666666667 1.31853 13.8014 Mature Stem with Root 3.4038093333333332 0.0 9.54867 Root 2.7228149999999998 0.902626 6.3434