Plant Physiology116(1998),213–222; DOI10.1104/pp.116.1.213. Original byline verifies Elison B.Blancaflor. Abstract,Figures1–3 and curvature/growth controls: defined-cell laser ablation,2h recovery,90degree reorientation,12h monitoring; inner columella removal reduced curvature without abolishing axial growth. New source author stays EMPTY.