Wild I< lower* Ea*t of the Rookiei 10,", 



BUCKWHEAT FAMILY (Polygonaceae). 

 This f;i t;iiNH a great variety and great 



n>m.h<'; of Kpecft;H. It JH rllvi<J<:<) info geven ftfl^TA 



y of these an <Jlvided, They are all 



in flower and niont o) 



ed a obnoxious weed*. The genus Rumex, to which 

 Common Sorrels belong, contains seventeen spe- 

 cies: that of Polygonum, which contains the Knot* 

 weeds, has 32 species included in its six sub-genera, 

 The scope and size of this book prevents even men* 

 tion of the majority of these, so we hare selected 

 types most common, most conspicuous and most in- 

 teresting, 



FIELD or SHEEP SORREL (Rumex acctotclla has 

 dioecious flowern, that in staminate and pl*fiJJ<>: 

 ones grow on Mttw-M plants, They are tiny, per* 

 feet, greenish at first but later turning dark red, Oft 

 branching spikes, The leaves are arrow-shaped, on 

 slender petioles from the base, but smaller ones al- 

 ternate along the plant stem that grows from 6 to 

 12 in. high; they are very a^rid to the ta*te and usual- 

 ly turn reddish as the season advances, especially if 

 in a dry locality. It is very common and a trouble- 

 some weed everywhere, 



LADY'S THUMB; PERSICARIA; KNOTGRASS 

 (Polygonum persicaria) (EUROPEAN), This is a 

 very common weed everywhere in damp pla/;e*, 

 peeially about farm houses. The small, 

 flowers are in dense spikes terminating the 

 stems that are from 1 to 3 feet high. The , 



pointed leaves, that alternate along the angled and 

 sheathed stem, are rather rough and usually have a 

 dark triangular spot in the middle, 



COMMON SMARTWEED; WATER PEPPER rp, 

 hydropiper) has similar shaped tower* of a green^ii 

 color. The leave* are lanceolate and very a/;r l/J It 

 is very abundant in wet Dtoes through/^ t ottr 



