Chamaecrista fasciculata
Mimosa can be confused with native bipinnately compound legumes, especially in the smaller seedlings stages.
Partridge Pea, Chamaecrista fasciculata (Michx.) Greene Cassia fasciculata Michx.], is a non-woody, evenly pinnate annual herb as is wild sensitive plant, Chamaecrista nictitans (L.) Moench Cassia nictitans L.].