condition mean min max Sterile Frond 2.3166599999999997 1.15587 3.50344 Fertile Frond 4.61759 2.41531 7.2112 Young Stem with Root 5.669203333333334 3.23932 8.3818 Mature Stem with Root 3.1744 2.71694 4.01302 Root 2.250846666666667 1.76901 3.11211