Sweet mountain and mustang grapes
vitus monticola & mustangensis
Fruit is edible, mustang grapes should be peeled before eating or they'll burn your mouth.
Sweet grapes are delicious but I've only seen them in the texas hill country while mustang grapes grow all over central texas
>>53808The yucca leaf also makes good cordage and has a needle and thread built in.
Pic of mustang grapes as they are far more common