condition mean min max Sterile Frond 1.8710006666666668 0.814472 3.3614 Fertile Frond 2.59785 0.0 6.33478 Young Stem with Root 5.863793333333334 1.56669 12.7544 Mature Stem with Root 2.872408 0.789714 6.66633 Root 2.2215030000000002 0.371184 5.72911