28 WEEDS OF THE FARM AND GARDEN 



Amarantus retroflexus (Tumbleweed) 2,684 



Arctium Lappa (Burdock) 320 



Brassica arvensis (Field Mustard) 496 



Brassica niara (Black Mustard) 1,280 



Camelina saliva (False Flax) 900 



Cassia Chamaecrista (Partridge Pea) 119 



Chenopodium album (Lamb's Quarter) i ( 44 



Cirsittm arvense (Canada Thistle) 880 



Cirsium discolor (Field Thistle) 174 



Cirsium lanceolatum (Bull Thistle) 620 



Cirsium lanceolatum (dup.) 456 



Cuscuta arvensis (Dodder) i,68S 



Cuscuta Epithymum (Clover Dodder) 3>84o 



Cyperus esculentus (Nut Grass) 540 



Datura Stramonium (Jimson Weed) 146 



Diaitaria sanauinalis (Crab Grass) 3,640 



Echinochloa crus-aalli (Barnyard Grass) *,4 



Euphorbia Preslii ( Spurge) 1,720 



Hibiscus trionum (Bladder Kermia) 304 



Jpomoea purpurea (Morning Glory) 41 



Lepidium apetalum (Pepper Grass) 2,515 



Medicaao lupulina (Trefoil) 692 



Medicago sativa (Alfalfa) 452 



Melilotus alba (Sweet Clover) 490 



Monarda fistulosa ( Horsemint) 1,080 



Nepeta Cataria (Catnip) 1,076 



Oxybaphus nyctaginea (Oxybaphus) 404 



Panicum capillare (Old Witch Grass) 2,592 



Phleum pratent (Timothy) 2,888 



Plantago aristata (Bracted Plantain) 760 



Plantago lanceolata (Ribgrass) 1,156 



Plantago Ruaelii (immature) 2,176 



Plantago Rugelii (Rugel's plantain) 1,704 



Poa pratensis (Blue Grass) 17,050 



Poa serotina (False Red Top) 10,370 



Polygonum Convolvulus (Bindweed) 216 



Polygonum Lapathifolium (Pale Smartweed) 640 



Polygonum pennsylvanicum (Smartweed) 200 



Polygonum Persicaria (Lady's Thumb) 712 



Potentilla monspeliensis (Five-finger) 11,880 



Rumex Acetosella (Sheep Sorrel) 200 



Rumex crispus (Curly Dock) 728 



Rumex obtusifolius (Dock) 846 



Saponaria Vaccaria (Cowherb) 228 



Scrophularia marilandica (Simpson Weed) 6,690 



Setaria alauca (Pigeon Grass), immature 815 



Setaria alauca 3^6 



Setaria italica (Millet) 544 



Setaria viridis (Green Foxtail) , immature 2,140 



Setaria viridis 823 



