Native to South America, and now found along the Pacific Coast states and along the southern states to North Carolina, as well as throughout Latin America and in Europe.
A winter annual growing in a prostrate, spreading habit. Reproduction is from seeds
Very similar to spurweed. Low growing and prostrate, and with numerous stems radiating outward from the central base. Leaves are opposite and twice divided into narrow lobes.
The flowers are green, small, and inconspicuous, and clustered in the axils of the leaves. They produce seeds that are flat and armed with sharp spines that can be quite painful when stepped on. Seeds also tend to cling to clothing.
Characteristicts Important to Control: