condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 11.0102 0.0 33.0306 Young Stem with Root 62.53312966666667 0.0 187.375 Mature Stem with Root 1.8191316666666668 0.0 5.18388 Root 0.291668 0.0 0.742483