condition mean min max Sterile Frond 0.134774 0.0 0.404322 Fertile Frond 3.7852866666666665 0.0 7.44999 Young Stem with Root 0.248922 0.0 0.746766 Mature Stem with Root 5.98612 0.0 14.6839 Root 0.251795 0.0 0.578014