This checklist represents a combination of an ongoing floristic inventory and voucher collection project and summer 2023 survey project by the Botanical Research Institute of Texas. All included species are vouchered with herbarium specimens, or iNaturalist observation records.
2023-06 to 2023-08: Summer inventory meander sampling by M.B. Byerley, Tiana F. Rehman, Jade Affleck, Kate Morton, Gabrielle M. Perez, Gabriela P. Wolfe. Inventory of Silphium Prairie on the Rock Creek Ranch Park property, which is located in the southeast corner of the property, north of FM 1187 and partially bounded on west by an unnamed creek.