condition mean min max Sterile Frond 4.98196 2.10021 8.69716 Fertile Frond 8.566426666666667 3.05631 18.8628 Young Stem with Root 81.58632 3.89296 126.449 Mature Stem with Root 6.897503333333333 3.37304 11.2233 Root 4.02737 1.04743 9.89413