[Walter Rossitcr 

 Photo l>y] . 



FIG. 481. MOUNTAIN DRAGON'S-MOUTH (Horminum pyrenaicum). 



An interesting genus, containing only one species, of the order Labiate ; the purple flowers bear in the lower 

 part of the corolla-tube palisades of elastic hairs to protect the honeyfrom unbidden guests. M00. 

 PARTS OF TEMPERATE EUROPE. 



391 



