condition mean min max Sterile Frond 2.565124 0.468712 5.08285 Fertile Frond 3.219861 0.775393 7.53034 Young Stem with Root 1.5622293333333335 0.976898 2.69083 Mature Stem with Root 3.295308 0.897644 6.44286 Root 4.9826 2.00268 9.43506