condition mean min max Sterile Frond 16.022033333333333 13.3792 21.098 Fertile Frond 15.187299999999999 12.7941 17.1211 Young Stem with Root 10.70105 8.75005 12.5487 Mature Stem with Root 13.57375 8.74175 20.8531 Root 9.41299 7.88431 11.4515