BY JOHN H. SEARS. 95 



Order Ranunciüacese. 



Virgin's Bower, Clematis Virginiana, is a cliinbing plant, growing 

 on fences and in moist, mowing lands. It is a troublesome weed. 



Tall Meadow Rue, Thalictrum Cornuti, is a coarse growing weed in 

 fresh meadows. 



Banunculus acris, tall Crowfoot or Buttercup, is very abundant and 

 always avoided by cattle on account of its very acrid, blistering juice. 

 European. 



Banunculus bulbosus and E. repens are equally abundant, and liave 

 similar properties. European. 



Order Berberidacese. 



Berberis vulgaris, common Barberry. 



Tills shrub was introduced from Europe, as a garden plant, for the 

 sake of its berries. The seeds remain on the bushes all winter and 

 supply food to the robins and other birds. They drop the seeds in 

 fence rows and near stone walls, where they germinate and form large 

 patches, which must be considered as weeds. They are fast covering 

 cur rocky pastures and are too abundant all over Essex County. 



Order Papaveracese. 



Celandine, Chelidonium majus, is quite common in cid gardens and 

 near dwellings. It was introduced from Furope. 



Order Fumariacese. 



Common Fumitory, Fumaria officinalis, is a weed in grain fields, and 

 in some places a bad weed in grass lands. European. 



Order Cniciferae. 



Yellow Rocket, Barbarea vulgaris, grows in low lands and by road- 

 sides. It is an European plant. 



Hedge Mustard, Sisymbrium oßcinale, found in waste places and 

 near dwellings. European. 



Black Mustard, Brassica nigra, always grows in cultivated fields. 

 European. 



Shepherd's Purse, Capsella Bursa-pastoris, is common in grass and 

 tilled lands. European. 



Wild Pepper-grass, Lepidium Virginicum, a roadside weed, uative 

 of the Southern States. 



