Plant: Monoecious annual vine with slender stems
Leaves: leaves alternate, angulate to deeply cleft
Flowers: staminate and pistillate flowers mostly from same axils
Fruit: spiny ovoid bur <1 cm.
Plant: Monoecious annual vine with slender stems
Leaves: leaves alternate, angulate to deeply cleft
Flowers: staminate and pistillate flowers mostly from same axils
Fruit: spiny ovoid bur <1 cm.