condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.22616733333333336 0.0 0.678502 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 3.1610944666666665 0.0565334 7.88662 Root 0.2601908 0.0 0.742277