condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.0 0.0 0.0 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 10.163238633333334 0.0468859 25.4537 Root 1.2796966666666667 0.0 2.00822