326 



THE "WOODKUFF FAMILY. 



consisting of two small globular carpels, usually rough or bristly, and 

 containing each a single seed. 



Natives, to the extent of about three hundred species, of the 

 northern parts of the northern hemisphere, and of high mountainous 

 regions in Chili, Peru, and Australia. They have few properties of 



Fig. 171. 

 Smooth Heath GaUum. 



Fig. 173. 

 Woodruff. 



any account, except in the case of the Rulia, the roots of which 

 furnish the valuable dye known as " madder." Woodruff is remark- 

 able for its hay-like fragrance when dry. 



Twenty-one species grow wild in England, and eight of them are 

 found near Manchester. 



