Fig. 9From: Isolating phyllotactic patterns embedded in the secondary growth of sweet cherry (Prunus avium L.) using magnetic resonance imagingVoronoi analysis of parastichies. a The Delaunay triangulation of the nodes on the cylinder reveals contact parastichies, primarily 1-, 2- and 3-parastichies. b The Voronoi diagram generates polygons that define primordiaBack to article page