CLASSIFICATION OF ANGIOSPRRMS. 689 



the seeds have a reserve layer and a straight or sHghtly curved 

 embryo. 



Fig. 380. Culver's-root (Leptandra virRinica) showing the verticillate leaves ami the long 

 spike-like terminal racemer. 



Leptandra virginica {Veronica virginica), or Culver's root, is 

 a perennial herb with leaves in whorls of 3 to 9, those on the upper 

 part of the stem being opposite. They are lanceolate, serrate, 

 44 



