condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 10.944766666666666 0.0 32.8343 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 0.0 0.0 0.0 Root 0.48828333333333335 0.0 1.46485