82 Polygonum arifolium. 



till they are only an inch or half an inch in length. They are trian- 

 gular, hastate, acuminate, with all the angles very long and sharp, and 

 the texture of the leaf itself roughish, hcing invested with hispid pubes- 

 cence, particularly abundant on the costa and nerves of the under disk. 

 Branches bright red, very slender and often filiform. Oche?e stipulace- 

 ous, and of a red colour. • Flowers globose, except when expanded, 

 which is only for a short time in early morning and after heavy rains. 

 Petals white, tinged with rose-red. 



Grows throughout the union, in meadows and watery thickets, and 

 on the borders of drains in low grounds of damp soil, delighting in 

 moisture — in very favourable situations is not destitute of beauty. 

 Flowers in August and September. 



The plate represents the plant as large as nature. 



