condition mean min max Sterile Frond 28.617 25.963 30.8573 Fertile Frond 22.901366666666668 21.6238 23.7988 Young Stem with Root 9.807093333333334 7.68798 11.3952 Mature Stem with Root 8.12781 6.97465 9.18899 Root 5.76765 4.74745 7.25896