THE PHYSIOLOGY OF NUTRITION 



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glands are developed. The glands secrete a fluid which is very 

 much like the gastric juice of the higher animals. It is this 



FIG. 149. Dodder. In the middle a plant of the Dodder is shown parasitic on a 

 Willow twig ; b, reduced leaves ; /?/, flowers. On the left a transverse section 

 shows how the suckers enter the host plant. On the right, the filaments which 

 are produced from the seeds are shown. (S.) 



fluid which causes the plant to appear to be covered with 

 dew. If a small insect sees the glistening fluid it comes towards 



K 



