condition mean min max Sterile Frond 0.307815 0.0 0.484655 Fertile Frond 0.8594933333333333 0.0 2.57848 Young Stem with Root 1.9849500000000002 0.0 5.95485 Mature Stem with Root 0.0 0.0 0.0 Root 3.5910586666666666 0.0 10.3292