condition mean min max Sterile Frond 29.179066666666667 18.7837 48.9328 Fertile Frond 16.908033333333336 12.8901 24.8135 Young Stem with Root 25.605159999999998 6.34148 45.6825 Mature Stem with Root 12.966130000000001 7.12049 18.9307 Root 21.66401 8.86923 33.7537