PLANTS COLLECTED OR OBSERVED. 525 



POLYGON ACEAE. 



Rumex acetosella L. An abundant weed in fields and roadsides, introduced 



(No. 1290). 

 Rumex conglomerate Murr. Abundantly naturalized, in ditches (Nos. 1208, 



1429, 1528). 



Rumex crispus L. A common weed at roadsides and in neglected fields, intro- 

 duced (No. 1280). 



Rumex obtusifolius L. A common introduced weed (No. 1196). 



Rumex verticillatus L. hi marshy ground along a streamlet, Ocean View. May 

 (Nos. 1216, 1434). 



Fagopyrum fagopyrum (L.) Karst, In an old field near Norfolk, in which it 

 was perhaps formerly cultivated (No. 1278). 



Polygonum arifolium L. Very abundant in rich woods on the eastern margin 

 of Lake Drummond, Dismal Swamp. 



Polygonum aviculare L. Roadsides, etc.. introduced (No. 1688). 



Polygonum convolvulus L. In fields and at waysides, introduced (Nos. 1284, 



1747). 

 Polygonum hydropiperoides Michx. Common in fresh-water river marshes 



and in pools in the Dismal Swamp (Nos. 1549, 1634, 1729. 2032, 2141). 

 Polygonum peunsylvanicum L. Abundant in old fields and on roadsides (No. 



2166). 

 Polygonum persicaria L. A common naturalized weed (No. 1746). 

 Polygonum punctatum Ell. In rich, swampy woods, eastern margin of Lake 



Drummond (No. 2362). 

 Polygonum punctatum robustius Small. In marshy ground at roadside near 



Newbern, N. C, Oct. 10 (No. 2210). 

 Polygonum sagittatum L. Frequent in marshes. 

 Polygonum setaceum Baldw. In a low. grassy meadow near Newbern. N. C. 



Oct. 10 (No. 2246). 

 Polygonum virginianum L. In moist, low woodlands, frequent in Princess 



Anne County (No. 2183). 



CHENOPOD1 ACEAE. 



Chenopodium album L. A common naturalized weed in waste and cultivated 



land (No. 1285). 

 Chenopodium ambrosioides L. Fields and roadsides, common, introduced 



(No. 2370). 

 Chenopodium anthelminticum L. A naturalized weed, frequent in waste 



ground; occasional on the saud strand. 

 Atriplex hastata L. At the border of salt marshes (No. 1022) ; in waste ground 



near Berkley (No. 1295). 

 Salsola kali L. Abundant on the beach and outer dunes, Ocean View to Virginia 

 Beach (Nos. 1816.2133). 



PHYTOLACCACEAE. 



Phytolacca decandra L. Frequent, especially in clearings in dry woodlands 



(No. 1802). 



AIZOACEAE. 



Mollugo verticillata L. Frequent in sandy fields and on the sand strand (Nos. 



1929,2125). 



ALSINACEAE. 



Agrostemma githago L. Along railways, Suffolk, introduced, May 19 (No. 



1230). 

 Silene antirrhina L. Along railways near Suffolk, May 19 (No. 1268). 



