condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.043000333333333335 0.0 0.129001 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 7.788246666666667 1.51606 19.9863 Root 2.41061 0.79792 3.69054