WEEDS. 



201 



WEEDS. 



NOTE. A is for annual, B for biennial, and P for perennia'. 



Buttercup P Ranunculaceee . 



Cursed Buttercup. .A 

 Tall Meadow rue.. .P 



False Flax A|Crucifene 



Shepherd's purse . .A 



Pepperwort A 



Pennycress A 



Wild mustard A 



Worm seed " .... A 



St. John's wort P Hypericaceae .. . 



Cora Cockle A Caryophyllaceac 



Bladder Campion . . P 

 Field Chick weed.. .P 



Bouncing Bet P 



Chickweed A 



Purslane A 



Mallow P 



Indian Mallow A 



Poison Sumach P Anacardiaceae . . 



Poison Ivy P 



Climbing Ivy P 



Rabbit-foot clover.. A 



Wild Tare P 



Black Medick A 



Sweet clover A 



Wild Carrot B Umbelliferae 



Poison Hemlock . . . B 



Wild Parsnip B 



Evening Primrose. .B Onagraceae. 

 Willow herb. . ..P 



Teasel. 



B 



Groundsel A 



Ragweed A 



Ox-eye Daisy P 



Yarrow P 



Tansy P 



Golden Rod P 



Cone-Flower B 



Sow Thistle A 



Corn Thistle P 



Fireweed A 



Burdock B 



14 



Portulacaceae 

 Malvaceae. . , 



Leguminosse . . . 



Dipsaceae . . 

 Composite. 



Ranunculus acris. 

 Ranunculus sceleratus. 

 Thalictrum polygamum. 

 Camelina saliva. 

 Capsella Bursa-pastoris. 

 Lepidium Virginicutn. 

 Thlaspi arvense. 

 Brassica Sinapistrum. 

 Erysimum cheiranthoides. 

 Hypericum perforatum. 

 Lychnis Githago. 

 Silene inflata. 

 Cerastium arvense. 

 Saponaria officinalis. 

 Stellaria media. 

 Portulaca oleracea. 

 Malva rotundifolia. 

 Abutilon avicennse. 

 Rhus venenata. 

 Rims toxicodendron. 

 Rhus radicans. 

 Trifolium arvense. 

 Vicia Cracca. 

 Medicago lupulina. 

 Melilotus alba. 

 Daucus carota. 

 Conium maculatum. 

 Pastinaca sativa. 

 OKnothera biennis. 

 Epilobium angustifolium. 

 Dipsacus sylvestris. 

 Senecio vulgaris. 

 Ambrosia artemisiaefolia. 

 Leucanthemum vulgare 

 Achillrea millefolium. 

 Tanacetum vulgare. 

 Solidago Canadensis. 

 Rudbeckia hirta. 

 Sonchus oleraceus. 

 Sonchtis arvensis. 

 Krechthitis hieracifolia. 

 Arclium Lappa. 



