condition mean min max Sterile Frond 6.069936666666667 4.2748 8.52082 Fertile Frond 6.409073333333334 4.4181 7.82963 Young Stem with Root 8.439530000000001 4.91363 11.4832 Mature Stem with Root 8.679753333333332 7.51709 9.67916 Root 8.88428 7.51312 10.8208