Fig. 1
Comparison of the anatomical structure of Raphanus raphanistrum (a) and Raphanus sativus (b) roots (30 day old plants). xyI—primary xylem, xyII—secondary xylem, ca—cambium, ph—phloem, co—cortex, vs—vessels, mxp—mechanical xylem parenchyma, sxp—storage xylem parenchyma, rr—radial ray
