condition mean min max Sterile Frond 0.2681803333333333 0.0 0.804541 Fertile Frond 2.744426666666667 0.0 8.23328 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 0.0 0.0 0.0 Root 0.0 0.0 0.0