condition mean min max Sterile Frond 2.7828533333333336 0.0 8.34856 Fertile Frond 1.9479166666666667 0.0 5.84375 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 0.0 0.0 0.0 Root 0.0 0.0 0.0