condition mean min max Sterile Frond 2.590207 0.706341 5.04425 Fertile Frond 2.160927 0.794201 4.02934 Young Stem with Root 0.149783 0.0 0.449349 Mature Stem with Root 1.260505 0.0 2.80979 Root 0.077677 0.0 0.233031