condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.107655 0.0 0.322965 Young Stem with Root 2.5057235 0.0 7.43696 Mature Stem with Root 0.5136173333333334 0.0 1.41741 Root 6.927293333333334 0.0 12.8785