condition mean min max Sterile Frond 0.8636466666666666 0.0 2.59094 Fertile Frond 3.470813 0.262389 8.2637 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 2.001666 0.664414 4.39215 Root 1.3569276666666665 0.0 3.40943