Disclosed is a seed or broccoli plant comprising at least a first set of the chromosomes of broccoli line BRL 51-1128, a sample of seed of said lines having been deposited under ATCC Accession Number PTA-9674. Further disclosed is a broccoli floret comprising an endogenous content of MSB (glucoraphanin) and MSP (glucoiberin) present in a ratio of MSB to MSP of about 2:1 on a weight to weight basis or from about 2.4X to about 3.5X the MSB content of a standard broccoli variety.