Rotala ramosior tooth-cup Lythraceae RORA; R;

 

Rotala ramosior.Robert H. Mohlenbrock @ USDA-NRCS PLANTS Database.USDA SCS. 1989. Midwest wetland flora.Field office illustrated guide to plant species. Midwest National Technical Center, Lincoln

Rotala ramosior.Robert H. Mohlenbrock @ USDA-NRCS PLANTS Database.USDA SCS. 1989. Midwest wetland flora.Field office illustrated guide to plant species. Midwest National Technical Center, Lincoln (Accessed 4/2014).

Rotala ramosior is an annual herb 10-40 cm tall, simple to freely branched, stems prostrate to erect. 

Leaves opposite or whorled, linear, to 3 cm long, tip blunt. 

Flowers pink to white, tiny, 4-parted, blooming July-Oct. 

Fruit a 4-parted capsule to 0.5 cm. 

Wetland status: OBL. 

Frequency in NYC: Rare (NYS S2, T) also rare in several nearby states (USDA, NRCS 2006). 

Origin: Native. 

Habitat: Wet sand, mud.