condition mean min max Sterile Frond 10.08937 7.57231 12.1803 Fertile Frond 14.5663 10.5533 21.0316 Young Stem with Root 13.564733333333333 10.7127 17.2617 Mature Stem with Root 18.8891 12.6136 26.4081 Root 18.4187 13.9749 23.9924