Answer:

cowpea

Answer	Crossword Clue
COWPEA	Southern legume
COWPEA	Black-eyed legume
COWPEA	Livestock-named vegetable sometimes called "black-eyed"

COWPEA	Edible legume
COWPEA	Catjang
COWPEA	Forage plant
COWPEA	Soup or salad ingredient
COWPEA	"Black-eyed" legume
COWPEA	Black-eyed veggie
COWPEA	Legume used to make hoppin' John