condition mean min max Sterile Frond 21.2743 19.158 24.0758 Fertile Frond 19.2247 16.9775 22.1263 Young Stem with Root 6.71709 3.6296 8.53774 Mature Stem with Root 9.040913333333334 5.66126 11.8946 Root 3.63091 2.97651 3.98894