98. 
P. punctatum, var. 
Leptostachyum (Meisn.) Small 
(variety not in Britton and Brown) Smartweed 
Java Farm. One station: large abandoned field south of entrance 
road and east of road to springhouse. Solidago graminifolia, Rubus spp. 
Rhus radicans, and Lonicera japonica dominant. Higman 132. 
P. cespitosum Blume, var. 
longisetum (deBruyn) Stewart Smartweed 
Java Farm. Three stations: along entrance road between gate and 
Muddy Creek (canopy of Quercus alba, Fagus grandifolia, Liquidambar 
styraciflua, etc.; associate species Desmodium spp., Agrimonia microcarpa, 
Elephantopus caroliniana, Tovara virginiana); two stations along Fox 
Creek ditch (canopy of Juglans nigra, Liquidambar styraciflua; associate 
species Perilla frutescens, Duchesnea indica, Eupatorium serotinun, 
Geum canadense). 
Also observed along stream at northeast border of farm. Higman 
35 223 Lae O2 2 
Polygonum persicaria L. Smartweed 
Ivy Neck. One station: near small barn on south bank of artificial 
pond, Cheston Peninsula. Hectare 4723. Dry, umshaded. Associate 
species: Potentilla norvegica, Ipomoea hederacea, Abutilon theophrasti, 
Eleusine indica. Higman 1002. 
P. setaceum Baldw. 
(P. hydropiperoides, var. setaceum (Baldw.) Gl.) Smartweed 
Java Farm. One station: north boundary fence, adjacent neighbor's 
cornfield. Associate species: Ambrosia trifida, Clematis virginiana, 
Amaranthus hybridus. Higman 1243. 
CHENOPODIACEAE 
1. Leaves alternate, or the lower opposite in Atriplex, 
flat, neither reduced to scales nor spine-tipped. 
(Also, plants erect; stems and branches green 
with white longitudinal stripes; flowers in small, 
spicate clusters). 
2. Terrestrial habitat; flowers perfect; calyx 
5-parted. (Also, leaves narrowly to broadly 
lanceolate, entire to dentate).......e..eeeecceeee» Chenopodium 
2. Salt marsh habitat; flowers unisexual, monoecious or 
dioecious; calyx absent in pistillate flowers, these 
enclosed by two appressed bracts. (Also, in species 
collected, leaves hastate; spikes reddish)......... Atriplex 
