condition mean min max Sterile Frond 6.5648800000000005 3.34809 10.4359 Fertile Frond 36.255853333333334 4.22646 92.2103 Young Stem with Root 4.96086 1.72599 9.49671 Mature Stem with Root 9.5332 1.16782 24.3316 Root 4.686546666666667 0.0 11.9862