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 87.32641600000001 0.722848 214.996 Root 12.308933333333334 0.0 19.2139