condition mean min max Sterile Frond 3.459942 0.383756 5.80218 Fertile Frond 9.202267333333333 0.438712 23.8385 Young Stem with Root 11.877276666666667 1.0265 25.8083 Mature Stem with Root 6.8553180000000005 0.579084 16.1382 Root 14.020130000000002 2.02191 35.3462