There are a few ways to answer that question. There are vegetables in the culinary sense and vegetables in the biological genus sense.
Here's a list generated by the Q&A community:
# potatoes
# cabbage # spinach # onion
# carrot
# celery
# squash
# collards
# radish
# pumpkin
# pepper # corn # broccoli
# peas
# cauliflower
# lettuce # beets # Brussels sprouts # eggplant # zucchini
# cucumber # Okra # asparagus # leek # artichoke # parsnip # turnip # yam # rhubarb
Well, the only purple vegetables are aubergines, and there are about 15-20 different green vegetables so the answer equals out to around 17-25.
Eggplant has a purple skin. There are also varieties of corn, potatoes, and onions that are purple.
· eggplant · endive
Beet Meet
the vegetables with the deepest colors are probably carrots and spinach. many vegetables come in a variety of colors. the cauliflower is probably the least known colorful vegetable. you can actually get a purple colored cauliflower
red onions, eggplant, red cabbage, and a type of potato
Beet meet.
The making of a soup called "borscht".
beet meet
The making of a soup called "borscht".
Parsley, parsnips, pea, pearl onion, plum purple radish, potato and prairie turnip are vegetables. They begin with the letter P.
Dewberry is a small sweet edible fruit. They are purple to black.