Penthorum sedoides L.
Penthoraceae
| Collection Number | Davidson, C 11617 |
| Collectors | |
| Identified By | C. Davidson |
| Source | C. Davidson |
| Date | 09 October 2009 |
| Country | USA |
| state | Missouri |
| Location | Shaw Nature Reserve. Highway 100 and I-44. (307 Pinetum Loop Rd.), Gray Summit, MO |
| Lat/Long | N 38 28 28.9 W 90 48 24.8 |