condition mean min max Sterile Frond 8.476836666666665 1.60076 18.0767 Fertile Frond 11.593350000000001 2.75141 25.1799 Young Stem with Root 16.21211 0.0 47.1615 Mature Stem with Root 1.051244 0.524822 1.3566 Root 27.74918166666667 0.921905 77.6029