condition mean min max Sterile Frond 0.0067856 0.0 0.0203568 Fertile Frond 2.9575165333333335 0.0933696 8.36312 Young Stem with Root 0.008033366666666666 0.0 0.0241001 Mature Stem with Root 0.0 0.0 0.0 Root 0.0 0.0 0.0