Chamaecrista nictitans

Chamaecrista nictitans (L.) Moench.
Engl.: partridge pea, wild sensitive plant.
Bot. syn.: Cassia nictitans L., Chamaecrista mohrii (Pollard) Small ex Britt. & Rose, Chamaecrista multipinnata (Pollard) Greene, Chamaecrista procumbens (L.) Greene.