Croton coryi – Cory's croton
[Sand Sheet Endemic]

C. coryi, 28 September 2006	C. coryi, 28 September 2006
C. coryi, 28 September 2006	C. coryi, 28 September 2006

Croton parksii – Parks' croton
[Texas Endemic]

C. parksii, 28 September 2006	C. parksii, 28 September 2006
C. parksii, 28 September 2006	C. parksii, 28 September 2006
C. parksii, 28 September 2006