condition mean min max Sterile Frond 0.736433 0.104794 1.36713 Fertile Frond 2.576304 0.489562 4.97026 Young Stem with Root 6.7691799999999995 4.51428 8.74049 Mature Stem with Root 19.666833333333333 11.8405 25.1828 Root 3.1886249999999996 0.57822 8.25729