It's a pretty flower, especially up close. It blooms from spring to fall. A lot of people like it and in northeast Indiana it seems to be confined to poorer soil, i.e. roadsides. I don't see many native species along roadsides, so it isn't really competing with our natives, just other foreigners.
|Bird's-foot Trefoil can grow in extremely rocky places|
|In northeast Indiana, they're extremely common along roadsides|
|Note that the leaf has 5 leaflets, with two of them at the base of the leaf stem|
|Another leaf/leaflet view|
|The flowerheads are arranged in a peculiar half-circle|