Additional file 8: of QTL mapping and candidate gene analysis of peduncle vascular bundle related traits in rice by genome-wide association study

Figure S6. Cross-sections of large and small vascular bundle in peduncle stained with safranin O staining. P, phloem; XP, xylem parenchyma; PX, protoxylem element; MX, metaxylem element; PXL, protoxylem lacuna. (PPT 699 kb)