244 BOARD OF AGRICULTURE. 



and waste places. The seeds are black, like those of Charlock, and 

 are possessed of equal vitality, as they will remain buried in the 

 ground to the depth of three or four inches for ages without ger- 

 minating. If this plant becomes too abundant and troublesome, as 

 it surely will if not checked, it may be eradicated much in the 

 same manner as Charlock, 



13. SnEPDERD's Purse — Capsella Bursa-Pastoris. Root annual. Stem sis. inches to two 

 feet high, often several from the same root. Leaves of the root in a rosulate cluster, mostly 

 pinnatifiJ ; those of the stem arrow-shaped. Pods inversely heart-shaped. 



A well known* plant from Europe. It has become very trouble- 

 some in gardens and cultivated grounds. It can be "suppressed 

 by careful culture, and inducing the growth of more useful plants," 



14. Wild Peppergrass — Lipidmm Virginicwn. Stem a foot high or more. Flowers 

 very small. Pods roundish and notched at the end. 



" This plant is a native of the southern portion of this country, 

 and is abundantly naturalized in many parts of Europe, thus 

 making a partial return for the abundant supply of weeds which 

 have crossed the ocean to our shores. * * The reddish brown 

 seeds are sometimes found in clover seed, and excite apprehensions 

 of some pernicious intruder ; but, although a worthless little weed, 

 if there be nothing worse among the clover seed the farmer need 

 not be alarmed." — {Darlington.) 



15. Wild Radish. Jointed Charlock — Raphanus rapkanistrum. Root annual. Stem 

 •low, much branched. Leaves rough, lower ones Ijre-shapcd. Flowers yellow, turning 

 •white or purplish, veiny. Pods necklace form. 



A plant naturalized from Europe, troublesome in some places, 

 though probably not very common, 



■Order 5. St. JOHN'S WORTS— nypERiCACE^. This fomily is 

 very generally distributed, flourishing in all localities, on moun- 

 -tains and vulleys, marshes and dry plains, meadows and heaths, in 

 Europe, Amoiica, Asia, Africa and Australia. The leaves are 

 opposite and punctate with pellucid dots. A gargle for sore throat 

 is prepared from Hijpericum connalum, a native of Brazil. 



IG. CoMMOK St. Joiin's-wort — ITi/jxririwi perforatum. Root perennial. Stem one to 

 two foot high, branched, .■smooth. Lravrs from half an iuch to an inch and a half long, 

 narrowly oblong in outlioe, full of pellucid dots. Flowers in open cymes, numerous, 

 yellow, the edges of the petils are marked with small black dots. 



An introduced species, growing to the height of about two feet. 

 It has become thoroughly naturalized with us, and is very common 

 in pastures and by the roadside, and also in meadows. The flow- 



