Nature and development of plants. Botany. Fig. 53. Cross-section of a stem of castor bean showing the formation of the cambium between two vascular bundles: x, xylem; ph, phloem; c, cam-
Cross section of a stem - Visual Dictionary
23.2 Stems | Texas Gateway
Cross-section Stem | ClipArt ETC
Potato Plant Stem Cross-section by Nigel Downer/science Photo Library
Herbaceous Dicot Stem: Late Season Trifolium | cross section… | Flickr