Image Acquisition
Using a microCT scanner (SkyScan 1170; SkyScan, Kontich, Belgium), we created a model ovulate cone of P. radiata. ScanIP version 2.1.187 and ScanFE version 2.0.11.1 (Simpleware, Exeter, U.K.) were used to re-create a 3D mesh from 256 × 217 × 165 cross-sectional scanner images.