condition mean min max Sterile Frond 0.23407599999999998 0.0 0.702228 Fertile Frond 1.1294143333333333 0.240291 2.89272 Young Stem with Root 7.3017 0.0 21.9051 Mature Stem with Root 0.732192 0.0 2.0092 Root 11.306238066666667 0.0838592 32.9046