INGE el FLOWERING PLANTS AND FERNS 137 
Rumex verticillatus L. 
Open swamps and ditches. Greenwood. April-May. 
Geol. Survey Herb. 
Rumex crispus L. 
In open pastures throughout the state. May-June. 
POLYGONUM UL. Knotweed. 
Polgonum aviculare lL. 
Yards and gardens; common. May. 
Polygonum maritimum L. (P. aviculare littoral Chapm. ) 
Along the coast. August-September. 
Polygonum hydropiperoides Michx. (P. mite Pers.). 
Open wet ground throughout the state (Hilg. Ms.) Tracy. 
July. 
Polygonum erectum L. 
Starkville (Tracy). June. 
Polygonum puctatum Ell. (P. acre H. B. K.). Smart Weed. 
Open wet ground. July-October. Amite Co.; Bay St. 
Louis. 
Allison Herb. 
Polygonum Pennsylvanicum L. 
Damp open soil throughout the state. Jackson (T. P. 
Bailey) ; southern Hinds Co.; Lafayette Co. 
Geol. Surv. Herb. 
Polygonum Virginianum L. 
Over the state in low swamps. Copiah Co.; Warren Co. 
July-September. 
Geol, Surv. Herb. 
Polygonum sagittatum L. 
Marshes and springs. Oxford. 
Geol. Surv. Herb. 
Polygonum convolvulus L. Bind Weed. 
Waste places. June-August. 
Geol. Surv. Herb. 
