condition mean min max Sterile Frond 2.3829533333333335 0.0 7.14886 Fertile Frond 0.797807 0.0 1.99544 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