Erratum to: Photosynth Res DOI 10.1007/s11120-013-9948-5

In the original publication, acknowledgement of those responsible for securing and transferring Rod’s butterfly collection to the Texas Lepidoptera Survey should have included Dr. Edward C. Knudson, CEO of TLS, who generously provided the funding needed. Ultimately, it is expected to be moved, as part of the TLS Research Collection, to the McGuire Center for Lepidoptera & Biodiversity in the Florida Museum of Natural History at the University of Florida, Gainesville, FL.