condition mean min max Sterile Frond 30.7485 18.3547 52.0525 Fertile Frond 21.5033 18.9767 25.2283 Young Stem with Root 10.29654 5.87943 15.0177 Mature Stem with Root 12.67506 3.75881 27.4061 Root 5.04262 2.46595 8.62541