condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.07109433333333333 0.0 0.109326 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 0.41415566666666664 0.0 1.04676 Root 33.29764 0.0 97.866