condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 3.4745333333333335 0.0 10.4236 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 0.0 0.0 0.0 Root 0.4815233333333333 0.0 1.44457