Missouri Plants Paspalum   (Paspalum sp.) Tracheophyta: Angiosperm: Monocot: Grass (Poaceae) Non-native from South America Habitat: any full sun area. ID Features: grass like leaves, jointed seed heads. Natural History: Paspalum is a warm-climate grass that originated in South America. They produce characteristic circular or oval seeds that are flat on one side and round/convex on the other.
The information is from: Weeds by Alexander C. Martin, Golden Press, New York, ©1972.