The present invention provides oil seeds obtained from Sinapis alba that have a high level of oleic acid (from about 72 to about 84% by weight), a low level of erucic acid (from 0.0 to about 0.2% by weight), low levels of p-hydroxybenzyl glucosinolate and benzyl glucosinolate (each less than or equal to about 0.1 mole per g seed), or a combination thereof. Also provided are plants that produce such oil seeds. Also disclosed are oil seeds having high levels of erucic acid (greater than about 55% by weight) and low levels of p-hydroxybenzyl glucosinolate and benzyl glucosinolate (each less than about 0.1 mole per g seed), and plants that produce such oil seed.