condition mean min max Sterile Frond 0.9960600000000001 0.0 1.7822 Fertile Frond 16.966713333333335 0.0 46.6403 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 0.74085 0.0 2.22255 Root 0.3569753333333333 0.0 0.794126