condition mean min max Sterile Frond 0.100148 0.0 0.300444 Fertile Frond 144.063285 0.0 431.443 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 4.345166666666667 1.94871 7.8235 Root 26.13794 2.18362 65.9034