condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.9877666666666666 0.0 2.9633 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 2.233645 0.780855 3.65486 Root 0.5856621 0.0 1.74268