Common Names: fall panicgrass 
|Photo by John Gwaltney hosted at Southeastern Flora.com|
|Division:||Magnoliophyta - Flowering plants|
|Class:||Liliopsida – Monocotyledons|
| Panicum dichotomiflorum|
|Natural range of Panicum dichotomiflorum from USDA NRCS Plants Database.|
Varieties: Panicum bartowense (Scribner & Merrill), Panicum puitanorum (Svenson)
P. dichotomiflorum is an annual graminoid of the Poaceae family that is native to North America.
Excepting North Dakota and Wyoming, P. dichotomiflorum is native to the United States, and has been introduced to British Columbia, Ontario, and Quebec. 
Moist habitats such as streams, flodplains, wet clearings, and waste sites are common environments to find P. dichotomiflorum. It requires full sun. . Marshes are also common environments for the species. 
This grass is considered an indicator for anaerobic and compacted soil. 
P. dichotomiflorum has been observed flowering August through December and in May and June with peak inflorescence in September and October. 
Seeds will fall off the stalks and into water and the ground, likely picked up by animals and dispersed. 
Seed bank and germination
Shallow flooding after seed dispersal is ideal for maximum germination. 
Germination will occur between April and May. 
Temperatures of 80F+ is ideal for proper germination.
Use by animals
P. dichotomiflorum has been known to cause photo-sensitivity to livestock as well as extreme nitrate poisoning. 
Conservation and Management
Planting a shade canopy will block the necessary sun light for P. dichotomiflorum is grow. 
Cultivation and restoration
References and notes
- USDA Plant Database
- Bostick, P. E. (1971). "Vascular Plants of Panola Mountian, Georgia " Castanea 46(3): 194-209.
- Nelson, G. PanFlora: Plant data for the eastern United States with emphasis on the Southeastern Coastal Plains, Florida, and the Florida Panhandle. www.gilnelson.com/PanFlora/ Accessed: 24 MAY 2018
- Landers, J. L., et al. (1976). "Duck Foods in Managed Tidal Impoundments in South Carolina." The Journal of Wildlife Management 40(4): 721-728.