condition mean min max Sterile Frond 4.699786666666666 3.26018 7.1888 Fertile Frond 4.587976666666666 2.18145 8.17104 Young Stem with Root 4.9604800000000004 3.46677 6.99328 Mature Stem with Root 3.99539 2.37327 5.92342 Root 3.0792900000000003 1.75847 4.57774