A natural family of plants with four-petaled flowers; the mustard family.(noun)
Gnu Collaboartive International Dictionary of English: licensed under The Code Project Open License (CPOL)
Use "cruciferae" in a sentence
"Without expecting game, some useful plant might be met with, and the young naturalist was delighted with discovering a sort of wild spinach, belonging to the order of chenopodiaceae, and numerous specimens of cruciferae, belonging to the cabbage tribe, which it would certainly be possible to cultivate by transplanting."
"PASTEL is a plant of the family of the cruciferae, the diftinguifliing charafter of which is taken from the form of the feed-pod, which is flat like that of the afh, edged with a thin membrane, and contains two long feeds/"