condition mean min max Sterile Frond 0.30995566666666663 0.120125 0.621053 Fertile Frond 1.3096889999999999 0.960677 1.57747 Young Stem with Root 1.0651763333333333 0.20348 2.31575 Mature Stem with Root 5.265055 0.485355 12.9662 Root 4.7063 3.54474 6.80354