condition mean min max Sterile Frond 2.3137799666666665 0.0 6.88683 Fertile Frond 0.2654574 0.0624582 0.609994 Young Stem with Root 0.039234 0.0 0.117702 Mature Stem with Root 0.025244733333333335 0.0 0.0757342 Root 0.036926 0.0 0.110778