condition mean min max Sterile Frond 0.22961299999999998 0.0 0.688839 Fertile Frond 0.6287833333333334 0.0 1.88635 Young Stem with Root 4.3059 0.0 12.9177 Mature Stem with Root 0.38854666666666665 0.0 1.16564 Root 2.6794 0.0 8.0382