condition mean min max Sterile Frond 1.3083076333333334 0.0 3.88458 Fertile Frond 2.124784 0.0 6.33104 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 0.18058566666666667 0.076597 0.320357 Root 0.0 0.0 0.0