condition mean min max Sterile Frond 1.5596500000000002 0.0 4.67895 Fertile Frond 6.4721400000000004 0.0 16.5587 Young Stem with Root 10.362466666666666 0.0 31.0874 Mature Stem with Root 3.96766 1.00639 6.54502 Root 20.382706666666667 1.29164 50.5644