condition mean min max Sterile Frond 4.02166 1.73743 6.73974 Fertile Frond 1.93849 0.34804 4.33087 Young Stem with Root 3.6496836666666668 0.905581 7.33082 Mature Stem with Root 5.467425333333334 0.328956 13.5698 Root 1.80888 0.89762 2.98869