condition mean min max Sterile Frond 6.9135800000000005 3.42833 11.0913 Fertile Frond 6.736316666666666 4.98391 8.03828 Young Stem with Root 10.59084 8.27051 13.8488 Mature Stem with Root 11.31317 5.70805 18.8099 Root 8.222526666666667 5.3535 12.9329