condition mean min max Sterile Frond 2.8420716666666666 0.980455 4.33716 Fertile Frond 11.720979999999999 6.46254 15.0613 Young Stem with Root 30.6789 3.9054 58.1277 Mature Stem with Root 82.27213333333333 30.8723 128.881 Root 79.32759999999999 34.1234 112.335