condition mean min max Sterile Frond 6.0911 2.75798 11.0425 Fertile Frond 11.456966666666666 8.2668 13.1991 Young Stem with Root 21.993378000000003 0.0 65.7241 Mature Stem with Root 9.388623333333333 7.02334 13.7701 Root 28.27291 4.29363 63.8653