condition mean min max Sterile Frond 2.4475000000000002 0.0 5.99509 Fertile Frond 4.041933666666666 0.575861 9.43451 Young Stem with Root 0.600276 0.0 1.03274 Mature Stem with Root 8.284549 0.518107 21.6878 Root 3.15519 1.10789 4.80272