condition mean min max Sterile Frond 2.7894003333333335 0.056679 7.63785 Fertile Frond 0.228263 0.0 0.684789 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 0.0 0.0 0.0 Root 0.0079567 0.0 0.0238701