condition mean min max Sterile Frond 0.38928 0.0 1.16784 Fertile Frond 3.9128000000000003 0.0 11.7384 Young Stem with Root 0.6401100000000001 0.0 1.92033 Mature Stem with Root 1.5361266666666666 0.63144 2.88965 Root 2.6275666666666666 0.0 7.8827